Pyrrole
- Formula: C4H5N
- Molecular weight: 67.0892
- IUPAC Standard InChIKey: KAESVJOAVNADME-UHFFFAOYSA-N
- CAS Registry Number: 109-97-7
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 1H-Pyrrole; Azole; Divinylenimine; Imidole; Monopyrrole; Pyrrol; 1-Aza-2,4-cyclopentadiene; Divinyleneimine; Parzate; NSC 62777
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Ion clustering data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 34.23 | kcal/mol | N/A | Zaheeruddin and Lodhi, 1991 | Value computed using ΔfHliquid° value of 98.0 kj/mol from Zaheeruddin and Lodhi, 1991 and ΔvapH° value of 45.2 kj/mol from Scott, Berg, et al., 1967.; DRB |
ΔfH°gas | 25.88 ± 0.12 | kcal/mol | Ccb | Scott, Berg, et al., 1967 | ALS |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Ion clustering data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | Ccb | Zaheeruddin and Lodhi, 1991 | uncertain value: 23.43 kcal/mol; ALS | ||
ΔfH°liquid | 15.1 ± 0.1 | kcal/mol | Ccb | Scott, Berg, et al., 1967 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | Ccb | Zaheeruddin and Lodhi, 1991 | uncertain value: -570.425 kcal/mol; ALS | ||
ΔcH°liquid | -562.07 ± 0.08 | kcal/mol | Ccb | Scott, Berg, et al., 1967 | ALS |
ΔcH°liquid | -561.6 | kcal/mol | Ccb | Zimmerman and Geisenfelder, 1961 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 37.390 | cal/mol*K | N/A | Scott, Berg, et al., 1967 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
30.531 | 298.15 | Scott, Berg, et al., 1967 | T = 11 to 365 K.; DH |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 403. ± 1. | K | AVG | N/A | Average of 15 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 250.15 | K | N/A | Rosso and Carbonnel, 1973 | Uncertainty assigned by TRC = 0.6 K; TRC |
Tfus | 254.7 | K | N/A | Timmermans and Hennaut-Roland, 1955 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tfus | 249.7 | K | N/A | Anonymous, 1942 | Uncertainty assigned by TRC = 0.2 K; TRC |
Tfus | 238.8 | K | N/A | Milazzo, 1941 | Uncertainty assigned by TRC = 0.4 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 249.7300 | K | N/A | Scott, Berg, et al., 1967, 2 | Uncertainty assigned by TRC = 0.07 K; by extrapolation of 1/f to zero; TRC |
Ttriple | 249.74 | K | N/A | Helm, Lanum, et al., 1958 | Uncertainty assigned by TRC = 0.03 K; measured in calorimeter at U.S. Bur. Mines, Bartlesville, OK; TRC |
Ttriple | 249.74 | K | N/A | McCullough and Waddington, 1957 | Uncertainty assigned by TRC = 0.06 K; IPTS-48, from freezing curve; TRC |
Ttriple | 249.74 | K | N/A | McCullough and Waddington, 1957 | Uncertainty assigned by TRC = 0.06 K; IPTS-48, from heating curve; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 639.8 | K | N/A | Majer and Svoboda, 1985 | |
Tc | 639.7 | K | N/A | Cheng, McCoubrey, et al., 1962 | Uncertainty assigned by TRC = 1.5 K; extrapolated to zero time to correct for decomposition cal. vs NPL thermometer.; TRC |
Tc | 625.15 | K | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 2. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 56.000 | atm | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 3.0000 atm; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 10. ± 1. | kcal/mol | AVG | N/A | Average of 6 values; Individual data points |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
9.261 | 403. | N/A | Majer and Svoboda, 1985 | |
10.2 | 300. | N/A | Kimizuka and Szydlowski, 1992 | Based on data from 285. to 329. K.; AC |
10.2 | 353. | A,EB,IP | Stephenson and Malanowski, 1987 | Based on data from 338. to 440. K. See also Osborn and Douslin, 1968 and Scott, Berg, et al., 1967.; AC |
10.0 | 328. | I | Eon, Pommier, et al., 1971 | Based on data from 313. to 373. K.; AC |
10.0 | 348. | N/A | Stull, 1947 | Based on data from 333. to 373. K.; AC |
Enthalpy of vaporization
ΔvapH =
A exp(-βTr) (1 − Tr)β
ΔvapH =
Enthalpy of vaporization (at saturation pressure)
(kcal/mol)
Tr = reduced temperature (T / Tc)
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Temperature (K) | A (kcal/mol) | β | Tc (K) | Reference | Comment |
---|---|---|---|---|---|
362. to 403. | 15.0 | 0.2964 | 639.8 | Majer and Svoboda, 1985 |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
333.4 to 373.5 | 5.31520 | 2074.447 | -9.186 | Eon, Pommier, et al., 1971 | Coefficents calculated by NIST from author's data. |
338.82 to 439.26 | 4.42194 | 1506.877 | -62.155 | Osborn and Douslin, 1968 |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
1.8900 | 249.74 | Scott, Berg, et al., 1967 | DH |
1.89 | 249.7 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
7.567 | 249.74 | Scott, Berg, et al., 1967 | DH |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Ion clustering data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: C4H4N- + H+ = C4H5N
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 359.54 ± 0.25 | kcal/mol | D-EA | Gianola, Ichino, et al., 2004 | gas phase; B |
ΔrH° | 358.6 ± 2.2 | kcal/mol | G+TS | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrH° | 359.6 ± 2.9 | kcal/mol | G+TS | Cumming and Kebarle, 1978 | gas phase; B |
ΔrH° | 358.6 ± 5.0 | kcal/mol | EIAE | Muftakhov, Vasil'ev, et al., 1999 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 350.9 ± 2.0 | kcal/mol | IMRE | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrG° | 351.8 ± 2.0 | kcal/mol | IMRE | Cumming and Kebarle, 1978 | gas phase; B |
By formula: CN- + C4H5N = (CN- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 23.4 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B,M |
ΔrH° | 19.5 ± 3.5 | kcal/mol | IMRE | Larson and McMahon, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 27.1 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
ΔrS° | 23.8 | cal/mol*K | N/A | Larson and McMahon, 1987 | gas phase; switching reaction,Thermochemical ladder(CN-)H2O, Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 15.3 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
ΔrG° | 12.3 ± 2.3 | kcal/mol | IMRE | Larson and McMahon, 1987 | gas phase; B,M |
By formula: F- + C4H5N = (F- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 34.2 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1983 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 25.5 | cal/mol*K | N/A | Larson and McMahon, 1983 | gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 26.6 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1983 | gas phase; B,M |
By formula: Cl- + C4H5N = (Cl- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 18.8 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1984 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 11.8 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1984 | gas phase; B |
ΔrG° | 14.00 | kcal/mol | TDEq | French, Ikuta, et al., 1982 | gas phase; B |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
11.6 | 421. | PHPMS | French, Ikuta, et al., 1982 | gas phase; M |
By formula: HS- + C4H5N = (HS- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 23.0 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 24.4 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 15.7 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
By formula: C4H4N- + C4H5N = (C4H4N- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 26.5 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 35.2 | cal/mol*K | PHPMS | Meot-ner, 1988, 2 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 16.3 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B |
By formula: C2H3O2- + C4H5N = (C2H3O2- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 24.0 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 25.1 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 16.5 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
By formula: (C4H5N+ • C4H5N) + C4H5N = (C4H5N+ • 2C4H5N)
Bond type: Charge transfer bond (positive ion)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 13.8 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 29.2 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: C4H5N+ + C4H5N = (C4H5N+ • C4H5N)
Bond type: Charge transfer bond (positive ion)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 16.5 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 20.3 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: (C4H6N+ • C4H5N) + C4H5N = (C4H6N+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 12.3 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 30.4 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: (C4H4N- • C4H5N) + C4H5N = (C4H4N- • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 17.1 | kcal/mol | PHPMS | Meot-ner, 1988, 2 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 31.2 | cal/mol*K | PHPMS | Meot-ner, 1988, 2 | gas phase; M |
By formula: C4H6N+ + C4H5N = (C4H6N+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 16.8 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 24.7 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: (C2H3O2- • C4H5N) + C4H5N = (C2H3O2- • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 17.9 | kcal/mol | PHPMS | Meot-ner, 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 24.2 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
By formula: CH6N+ + C4H5N = (CH6N+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 18.6 | kcal/mol | PHPMS | Deakyne and Meot-Ner (Mautner), 1985 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 21.0 | cal/mol*K | PHPMS | Deakyne and Meot-Ner (Mautner), 1985 | gas phase; M |
By formula: C6H11NO3 + C4H5N = (C6H11NO3 • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 24.0 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 32.1 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1988 | gas phase; M |
By formula: (Fe+ • C4H5N) + C4H5N = (Fe+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 41.6 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Cr+ • C4H5N) + C4H5N = (Cr+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 34.9 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Mn+ • C4H5N) + C4H5N = (Mn+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 27.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Ni+ • C4H5N) + C4H5N = (Ni+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 47.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Co+ • C4H5N) + C4H5N = (Co+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 46.4 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Cu+ • C4H5N) + C4H5N = (Cu+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 44.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Li+ + C4H5N = (Li+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.3 ± 4.0 | kcal/mol | CIDT | Huang and Rodgers, 2002 | RCD |
By formula: Na+ + C4H5N = (Na+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 24.3 ± 1.1 | kcal/mol | CIDT | Huang and Rodgers, 2002 | RCD |
By formula: K+ + C4H5N = (K+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 20.0 ± 1.0 | kcal/mol | CIDT | Huang and Rodgers, 2002 | RCD |
By formula: V+ + C4H5N = (V+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >41. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Ni+ + C4H5N = (Ni+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >68. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: W+ + C4H5N = (W+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >50. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Co+ + C4H5N = (Co+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >66. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Mo+ + C4H5N = (Mo+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >69. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Fe+ + C4H5N = (Fe+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 54.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Cr+ + C4H5N = (Cr+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.5 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Mn+ + C4H5N = (Mn+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.3 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Mg+ + C4H5N = (Mg+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 44.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Al+ + C4H5N = (Al+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 44.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Cu+ + C4H5N = (Cu+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 59.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
Ion clustering data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
RCD - Robert C. Dunbar
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: Al+ + C4H5N = (Al+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 44.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: CH6N+ + C4H5N = (CH6N+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 18.6 | kcal/mol | PHPMS | Deakyne and Meot-Ner (Mautner), 1985 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 21.0 | cal/mol*K | PHPMS | Deakyne and Meot-Ner (Mautner), 1985 | gas phase; M |
By formula: CN- + C4H5N = (CN- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 23.4 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B,M |
ΔrH° | 19.5 ± 3.5 | kcal/mol | IMRE | Larson and McMahon, 1987 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 27.1 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
ΔrS° | 23.8 | cal/mol*K | N/A | Larson and McMahon, 1987 | gas phase; switching reaction,Thermochemical ladder(CN-)H2O, Entropy change calculated or estimated; Payzant, Yamdagni, et al., 1971; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 15.3 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
ΔrG° | 12.3 ± 2.3 | kcal/mol | IMRE | Larson and McMahon, 1987 | gas phase; B,M |
By formula: C2H3O2- + C4H5N = (C2H3O2- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 24.0 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 25.1 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 16.5 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
By formula: (C2H3O2- • C4H5N) + C4H5N = (C2H3O2- • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 17.9 | kcal/mol | PHPMS | Meot-ner, 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 24.2 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
By formula: C4H4N- + C4H5N = (C4H4N- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 26.5 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 35.2 | cal/mol*K | PHPMS | Meot-ner, 1988, 2 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 16.3 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988, 2 | gas phase; B |
By formula: (C4H4N- • C4H5N) + C4H5N = (C4H4N- • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 17.1 | kcal/mol | PHPMS | Meot-ner, 1988, 2 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 31.2 | cal/mol*K | PHPMS | Meot-ner, 1988, 2 | gas phase; M |
By formula: C4H5N+ + C4H5N = (C4H5N+ • C4H5N)
Bond type: Charge transfer bond (positive ion)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 16.5 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 20.3 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: (C4H5N+ • C4H5N) + C4H5N = (C4H5N+ • 2C4H5N)
Bond type: Charge transfer bond (positive ion)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 13.8 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 29.2 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: C4H6N+ + C4H5N = (C4H6N+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 16.8 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 24.7 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: (C4H6N+ • C4H5N) + C4H5N = (C4H6N+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 12.3 | kcal/mol | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 30.4 | cal/mol*K | PHPMS | Hiraoka, Takimoto, et al., 1987 | gas phase; M |
By formula: Cl- + C4H5N = (Cl- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 18.8 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1984 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 11.8 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1984 | gas phase; B |
ΔrG° | 14.00 | kcal/mol | TDEq | French, Ikuta, et al., 1982 | gas phase; B |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
11.6 | 421. | PHPMS | French, Ikuta, et al., 1982 | gas phase; M |
By formula: Co+ + C4H5N = (Co+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >66. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Co+ • C4H5N) + C4H5N = (Co+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 46.4 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Cr+ + C4H5N = (Cr+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.5 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Cr+ • C4H5N) + C4H5N = (Cr+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 34.9 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Cu+ + C4H5N = (Cu+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 59.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Cu+ • C4H5N) + C4H5N = (Cu+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 44.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: F- + C4H5N = (F- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 34.2 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1983 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 25.5 | cal/mol*K | N/A | Larson and McMahon, 1983 | gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 26.6 ± 2.0 | kcal/mol | IMRE | Larson and McMahon, 1983 | gas phase; B,M |
By formula: Fe+ + C4H5N = (Fe+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 54.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Fe+ • C4H5N) + C4H5N = (Fe+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 41.6 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: HS- + C4H5N = (HS- • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 23.0 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 24.4 | cal/mol*K | PHPMS | Meot-ner, 1988 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 15.7 ± 1.0 | kcal/mol | TDAs | Meot-ner, 1988 | gas phase; B |
By formula: K+ + C4H5N = (K+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 20.0 ± 1.0 | kcal/mol | CIDT | Huang and Rodgers, 2002 | RCD |
By formula: Li+ + C4H5N = (Li+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.3 ± 4.0 | kcal/mol | CIDT | Huang and Rodgers, 2002 | RCD |
By formula: Mg+ + C4H5N = (Mg+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 44.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Mn+ + C4H5N = (Mn+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 42.3 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Mn+ • C4H5N) + C4H5N = (Mn+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 27.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Mo+ + C4H5N = (Mo+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >69. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: Na+ + C4H5N = (Na+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 24.3 ± 1.1 | kcal/mol | CIDT | Huang and Rodgers, 2002 | RCD |
By formula: Ni+ + C4H5N = (Ni+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >68. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: (Ni+ • C4H5N) + C4H5N = (Ni+ • 2C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 47.0 | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: V+ + C4H5N = (V+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >41. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
By formula: W+ + C4H5N = (W+ • C4H5N)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | >50. | kcal/mol | RAK | Gapeev and Yang, 2000 | RCD |
Gas Chromatography
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Ion clustering data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-101 | 110. | 747. | Zhuravleva, 2000 | 50. m/0.3 mm/0.4 μm, He |
Capillary | OV-101 | 110. | 747. | Golovnya, Kuz'menko, et al., 1999 | 50. m/0.3 mm/0.4 μm, He |
Packed | PMS-100 | 130. | 706. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | SE-30 | 110. | 740. | Tibor and Anna, 1971 | N2, Chromosorb W-AW; Column length: 2. m |
Packed | SE-30 | 90. | 733. | Tibor and Anna, 1971 | N2, Chromosorb W-AW; Column length: 2. m |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Carbowax 20M | 160. | 1516. | Kurbatova, Finkelstein, et al., 2004 | Chromaton N-AW; Column length: 1. m |
Packed | PEG-2000 | 150. | 1492. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 152. | 1520. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 179. | 1530. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 180. | 1514. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 200. | 1520. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 200. | 1545. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-20M | 110. | 1502. | Tibor and Anna, 1971 | N2, Chromosorb W-AW; Column length: 2. m |
Packed | PEG-20M | 90. | 1498. | Tibor and Anna, 1971 | N2, Chromosorb W-AW; Column length: 2. m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 751. | Methven L., Tsoukka M., et al., 2007 | 60. m/0.32 mm/1. μm, 40. C @ 2. min, 4. K/min, 260. C @ 10. min |
Capillary | HP-5 | 771. | Solina, Baumgartner, et al., 2005 | 25. m/0.2 mm/1. μm, He, 5. K/min, 280. C @ 5. min; Tstart: 40. C |
Capillary | HP-5 | 771. | Solina, Baumgartner, et al., 2005 | 25. m/0.2 mm/1. μm, He, 5. K/min, 280. C @ 5. min; Tstart: 40. C |
Capillary | SPB-5 | 757. | Pino, Marbot, et al., 2004 | 30. m/0.25 mm/0.25 μm, He, 60. C @ 2. min, 4. K/min, 250. C @ 20. min |
Capillary | SPB-5 | 751. | Pino, Marbot, et al., 2004, 2 | 30. m/0.25 mm/0.25 μm, He, 60. C @ 2. min, 4. K/min, 250. C @ 20. min |
Capillary | BPX-5 | 774. | Bredie, Mottram, et al., 2002 | 50. m/0.32 mm/0.5 μm, 60. C @ 5. min, 4. K/min, 250. C @ 20. min |
Capillary | BPX-5 | 744. | Ames, Guy, et al., 2001 | 50. m/0.32 mm/0.5 μm, He, 60. C @ 5. min, 4. K/min, 250. C @ 10. min |
Capillary | BPX-5 | 760. | Ames, Guy, et al., 2001, 2 | 50. m/0.32 mm/0.25 μm, He, 60. C @ 5. min, 4. K/min, 250. C @ 10. min |
Capillary | DB-1 | 731. | Kim, 2001 | 60. m/0.32 mm/1. μm, He, 40. C @ 5. min, 2. K/min; Tend: 220. C |
Capillary | DB-1 | 733. | Izzo and Ho, 1991 | 50. m/0.32 mm/1.05 μm, He, 2. K/min, 260. C @ 40. min; Tstart: 40. C |
Packed | SE-30 | 739. | Peng, Ding, et al., 1988 | He, Supelcoport and Chromosorb, 40. C @ 4. min, 10. K/min, 250. C @ 60. min; Column length: 3.05 m |
Capillary | DB-1 | 727. | Zhang, Chien, et al., 1988 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 220. C @ 10. min; Tstart: 40. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP-Sil 8CB-MS | 759. | Elmore, Mottram, et al., 2000 | 60. m/0.25 mm/0.25 μm, He; Program: 0C(5min) => 40C/min => 40C (2min) => 4C/min => 280C |
Capillary | DB-5 | 765. | Parker, Hassell, et al., 2000 | 50. m/0.32 mm/0.5 μm, He; Program: oC(5min) => 60C/min => 60C (5min) => 4C/min => 250C |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1521. | Lopez-Galilea I., Fournier N., et al., 2006 | 30. m/0.32 mm/0.5 μm, He, 5. K/min, 240. C @ 10. min; Tstart: 40. C |
Capillary | CP-Wax 52CB | 1507. | Mahadevan and Farmer, 2006 | 60. C @ 5. min, 4. K/min, 220. C @ 30. min; Column length: 50. m; Column diameter: 0.32 mm |
Capillary | Supelcowax-10 | 1523. | Chung, Yung, et al., 2002 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 5. min, 2. K/min, 195. C @ 90. min |
Capillary | Supelcowax-10 | 1523. | Chung, Yung, et al., 2001 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 5. min, 2. K/min, 195. C @ 90. min |
Capillary | DB-Wax | 1513. | Kim, 2001 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 5. min, 2. K/min, 200. C @ 30. min |
Capillary | Supelcowax-10 | 1524. | Chung, 2000 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 195. C @ 90. min; Tstart: 35. C |
Capillary | Supelcowax-10 | 1525. | Chung, 1999 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 5. min, 2. K/min, 195. C @ 90. min |
Capillary | FFAP | 1547. | Ott, Fay, et al., 1997 | 30. m/0.25 mm/0.25 μm, He, 20. C @ 1. min, 4. K/min, 200. C @ 1. min |
Capillary | PEG-20M | 1505. | Shimoda, Nakada, et al., 1997 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C |
Capillary | DB-Wax | 1505. | Shimoda, Shiratsuchi, et al., 1996 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C |
Capillary | DB-Wax | 1490. | Shimoda, Shigematsu, et al., 1995 | 60. m/0.25 mm/0.25 μm, 2. K/min; Tstart: 50. C; Tend: 230. C |
Capillary | DB-Wax | 1538. | Chung, Eiserich, et al., 1994 | He, 60. C @ 4. min, 3. K/min, 220. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm |
Capillary | DB-Wax | 1512. | Shiratsuchi, Shimoda, et al., 1994 | 60. m/0.25 mm/0.25 μm, 2. K/min, 230. C @ 60. min; Tstart: 50. C |
Capillary | DB-Wax | 1512. | Shiratsuchi, Shimoda, et al., 1994, 2 | 60. m/0.25 mm/0.25 μm, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C |
Capillary | Supelcowax-10 | 1514. | Chung and Cadwallader, 1993 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 5. min, 2. K/min, 195. C @ 40. min |
Capillary | Supelcowax-10 | 1530. | Matiella and Hsieh, 1990 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 2. K/min, 175. C @ 20. min |
Capillary | Supelcowax-10 | 1521. | Tanchotikul and Hsieh, 1989 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 2. K/min, 175. C @ 20. min |
Capillary | Supelcowax-10 | 1523. | Tanchotikul and Hsieh, 1989 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 2. K/min, 175. C @ 20. min |
Capillary | Supelcowax-10 | 1524. | Vejaphan, Hsieh, et al., 1988 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 2. K/min, 175. C @ 20. min |
Capillary | Supelcowax-10 | 1526. | Vejaphan, Hsieh, et al., 1988 | 60. m/0.25 mm/0.25 μm, 40. C @ 5. min, 2. K/min, 175. C @ 20. min |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 1525. | Bianchi, Careri, et al., 2007 | 30. m/0.25 mm/0.25 μm, He; Program: 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min) |
Capillary | CP-Wax 52CB | 1513. | Alasalvar, Shahidi, et al., 2003 | 60. m/0.25 mm/0.25 μm, He; Program: 40C => 5C/min => 60C => 2.5C/min => 155C |
Capillary | Supelcowax-10 | 1514. | Baek and Cadwallader, 1996 | 60. m/0.25 mm/0.25 μm; Program: 40C => (6C/min) => 80C(6min) => (15C/min) => 200C(10min) |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | VF-5 MS | 750. | Leffingwell and Alford, 2011 | 60. m/0.32 mm/0.25 μm, Helium, 2. K/min, 260. C @ 28. min; Tstart: 30. C |
Capillary | VF-5 MS | 757. | Leffingwell and Alford, 2011 | 60. m/0.32 mm/0.25 μm, Helium, 2. K/min, 260. C @ 28. min; Tstart: 30. C |
Capillary | HP-5 | 755. | Piyachaiseth, Jirapakkul, et al., 2011 | 60. m/0.25 mm/0.25 μm, Helium, 35. C @ 1. min, 10. K/min, 220. C @ 15. min |
Capillary | ZB-5 | 751. | Harrison and Priest, 2009 | 30. m/0.25 mm/0.25 μm, Helium, 40. C @ 1. min, 6. K/min, 280. C @ 9. min |
Capillary | SLB-5MS | 768. | Risticevic, Carasek, et al., 2008 | 10. m/0.18 mm/0.18 μm, Helium, 40. C @ 1.5 min, 10. K/min; Tend: 295. C |
Capillary | MDN-5 | 748. | van Loon, Linssen, et al., 2005 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 4. min, 4. K/min, 270. C @ 5. min |
Capillary | MDN-5 | 755. | van Loon, Linssen, et al., 2005 | 60. m/0.25 mm/0.25 μm, He, 40. C @ 4. min, 4. K/min, 270. C @ 5. min |
Capillary | RTX-5 | 750. | Sies A., Hirsch R., et al., 2002 | 20. m/0.18 mm/0.4 μm, He, 20. C @ 3.5 min, 40. K/min, 290. C @ 0.5 min |
Capillary | SPB-5 | 755. | Poligné, Collignan, et al., 2001 | 60. m/0.32 mm/1. μm, He, 3. K/min; Tstart: 40. C; Tend: 200. C |
Capillary | DB-1 | 725. | Buttery, Ling, et al., 1997 | 30. C @ 25. min, 4. K/min, 200. C @ 20. min; Column length: 60. m; Column diameter: 0.25 mm |
Capillary | SE-54 | 765. | Bellesia, Pinetti, et al., 1996 | 25. m/0.2 mm/0.5 μm, He, 35. C @ 2. min, 5. K/min; Tend: 250. C |
Capillary | DB-1 | 730. | Buttery and Ling, 1995 | He, 30. C @ 25. min, 4. K/min, 200. C @ 20. min; Column length: 60. m; Column diameter: 0.25 mm |
Capillary | DB-5 | 762. | Macku and Shibamoto, 1991 | He, 40. C @ 5. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 160. C |
Capillary | DB-5 | 762. | Macku and Shibamoto, 1991, 2 | He, 40. C @ 5. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 160. C |
Capillary | OV-101 | 768. | del Rosario, de Lumen, et al., 1984 | He, 0. C @ 1. min, 3. K/min; Column length: 50. m; Column diameter: 0.31 mm; Tend: 225. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SLB-5MS | 739. | Risticevic, Carasek, et al., 2008 | 10. m/0.18 mm/0.18 μm, Helium; Program: not specified |
Capillary | DB-5 MS | 758. | Liu, Xu, et al., 2007 | 60. m/0.32 mm/1.0 μm, Helium; Program: 40 0C (2 min) 6 0C/min -> 100 0C 4 0C/min -> 180 0C 8 0C/min -> 250 0C (12 min) |
Capillary | Polydimethyl siloxane with 5 % Ph groups | 751. | Pino, Marbot, et al., 2005 | Program: not specified |
Capillary | SPB-5 | 749. | Begnaud, Pérès, et al., 2003 | 60. m/0.32 mm/1. μm; Program: not specified |
Capillary | RTX-5 MS | 758. | Machiels and Istasse, 2003 | 60. m/0.25 mm/0.5 μm, He; Program: 35C (3min) => 10C/min => 50C => 4C/min => 200C => 50C/min => 250C (10min) |
Capillary | BPX-5 | 749. | Machiels, van Ruth, et al., 2003 | 60. m/0.32 mm/1. μm, He; Program: 40C (4min) => 2C/min => 90C => 4C/min => 130C => 8C/min => 250 C (10min) |
Capillary | Methyl phenyl siloxane (not specified) | 752. | Poligne, Collignan, et al., 2002 | Program: not specified |
Capillary | DB-5 MS | 769. | Luo and Agnew, 2001 | 30. m/0.25 mm/1.0 μm, Helium; Program: not specified |
Capillary | Methyl Silicone | 723. | Zenkevich, 1999 | Program: not specified |
Capillary | SPB-1 | 733. | Flanagan, Streete, et al., 1997 | 60. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C |
Capillary | SPB-1 | 733. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C |
Capillary | SPB-1 | 755. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: not specified |
Capillary | DB-1 | 727. | Kawai, Ishida, et al., 1991 | 60. m/0.25 mm/0.25 μm; Program: not specified |
Capillary | DB-1 | 728. | Kawai, Ishida, et al., 1991 | 60. m/0.25 mm/0.25 μm; Program: not specified |
Capillary | OV-1 | 755. | Ramsey and Flanagan, 1982 | Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-Innowax | 1488. | Puvipirom and Chaisei, 2012 | 15. m/0.32 mm/0.50 μm, Helium, 3. K/min; Tstart: 40. C; Tend: 250. C |
Capillary | FFAP | 1534. | Budryn, Nebesny, et al., 2011 | 30. m/0.32 mm/0.50 μm, Nitrogen, 35. C @ 5. min, 4. K/min, 250. C @ 45. min |
Capillary | FFAP | 1534. | Nebesny, Budryn, et al., 2007 | 30. m/0.32 mm/0.5 μm, N2, 35. C @ 5. min, 4. K/min, 320. C @ 45. min |
Capillary | HP-Wax | 1542. | Sanz, Maeztu, et al., 2002 | 60. m/0.25 mm/0.5 μm, He, 40. C @ 6. min, 3. K/min; Tend: 190. C |
Capillary | HP-Wax | 1542. | Maeztu, Sanz, et al., 2001 | 60. m/0.25 mm/0.5 μm, He, 40. C @ 6. min, 3. K/min; Tend: 190. C |
Capillary | HP-Wax | 1542. | Sanz, Ansorena, et al., 2001 | 60. m/0.25 mm/0.5 μm, He, 40. C @ 6. min, 3. K/min; Tend: 190. C |
Capillary | Supelcowax-10 | 1526. | Girard and Durance, 2000 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 10. min, 4. K/min; Tend: 200. C |
Capillary | DB-Wax | 1507. | Buttery, Orts, et al., 1999 | 30. C @ 4. min, 2. K/min, 170. C @ 60. min; Column length: 60. m; Column diameter: 0.32 mm |
Capillary | DB-Wax | 1507. | Buttery and Ling, 1998 | 30. C @ 4. min, 2. K/min, 170. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm |
Capillary | PEG-20M | 1477. | Kubota, Matsujage, et al., 1996 | 50. m/0.25 mm/0.25 μm, Nitrogen, 2. K/min; Tstart: 60. C; Tend: 180. C |
Capillary | DB-Wax | 1513. | Umano, Hagi, et al., 1995 | He, 40. C @ 2. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 200. C |
Capillary | DB-Wax | 1470. | Hatsuko, Kazuko, et al., 1992 | He, 60. C @ 10. min, 3. K/min; Column length: 30. m; Column diameter: 0.25 mm; Tend: 240. C |
Capillary | DB-Wax | 1509. | Wong and Bernhard, 1988 | He, 70. C @ 8. min, 2. K/min; Column length: 30. m; Column diameter: 0.25 mm; Tend: 160. C |
Capillary | Carbowax 20M | 1504. | Shibamoto and Russell, 1977 | 1. K/min; Column length: 100. m; Column diameter: 0.25 mm; Tstart: 70. C; Tend: 170. C |
Capillary | Carbowax 20M | 1505. | Shibamoto and Russell, 1977 | 1. K/min; Column length: 100. m; Column diameter: 0.25 mm; Tstart: 70. C; Tend: 170. C |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1498. | Welke, Manfroi, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
Capillary | DB-Wax | 1507. | Welke, Manfroi, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
Capillary | DB-Wax | 1518. | Gonzalez-Rios, Suarez-Quiroz, et al., 2007 | 30. m/0.25 mm/0.25 μm, Hydrogen; Program: 44 0C 3 0C/min -> 170 0C 8 0C/min -> 250 0C |
Capillary | DB-Wax | 1514. | Kim. J.H., Ahn, et al., 2004 | 60. m/0.25 mm/0.25 μm, Helium; Program: 60 0C (3 min) 2 0C/min -> 150 0C 4 0C/min -> 200 0C |
Capillary | Carbowax 20M | 1516. | Finkelstein, Kurbatova, et al., 2002 | Program: not specified |
Capillary | CP-Wax 52CB | 1532. | Muresan, Eillebrecht, et al., 2000 | 50. m/0.32 mm/1.2 μm; Program: 40C(10min) => 3C/min => 190C => 10C/min => 250C(5min) |
Capillary | Supelcowax-10 | 1524. | Chang, Seitz, et al., 1995 | 30. m/0.32 mm/0.25 μm, He; Program: 50C(2min) => 7C/min => 140C => 17.5C/min => 230C |
Capillary | DB-Wax | 1508. | Peng, Yang, et al., 1991 | Program: not specified |
Capillary | DB-Wax | 1511. | Peng, Yang, et al., 1991 | Program: not specified |
Capillary | Carbowax 20M | 1472. | Ramsey and Flanagan, 1982 | Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Ion clustering data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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Strong hydrogen bonding in gas-phase anions. An ion cyclotron resonance determination of fluoride binding energetics to bronsted acids from gas-phase fluoride exchange equilibria measurements,
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Unconventional Ionic Hydrogen Bonds. 2. NH+ pi. Complexes of Onium Ions with Olefins and Benzene Derivatives,
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Volatile components of tamarind (Tamarindus indica L.) grown in Cuba,
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Pino, Marbot, et al., 2004, 2
Pino, J.A.; Marbot, R.; Rosado, A.; Vázquez, C.,
Volatile constituents of Malay rose apple [Syzygium malaccense (L.) Merr. Perry],
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Ames, J.M.; Guy, R.C.E.; Kipping, G.J.,
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Kim, J.S.,
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Peng, Ding, et al., 1988
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Parker, Hassell, et al., 2000
Parker, J.K.; Hassell, G.M.E.; Mottram, D.S.; Guy, R.C.E.,
Sensory and instrumental analyses of volatiles generated during the extrusion cooking of oat flours,
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Mahadevan and Farmer, 2006
Mahadevan, K.; Farmer, L.,
Key Odor Impact Compounds in Three Yeast Extract Pastes,
J. Agric. Food Chem., 2006, 54, 19, 7242-7250, https://doi.org/10.1021/jf061102x
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Chung, Yung, et al., 2002
Chung, H.-Y.; Yung, I.K.S.; Ma, W.C.J.; Kim, J.-S.,
Analysis of volatile components in frozen and dried scallops (Patinopecten yessoensis) by gas chromatography/mass spectrometry,
Food Res. Int., 2002, 35, 1, 43-53, https://doi.org/10.1016/S0963-9969(01)00107-7
. [all data]
Chung, Yung, et al., 2001
Chung, H.Y.; Yung, I.K.S.; Kim, J.-S.,
Comparison of volatile components in dried scallops (Chlamys farreri and Patinopecten yessoensis) prepared by boiling and steaming methods,
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. [all data]
Chung, 2000
Chung, H.Y.,
Volatile flavor components in red fermented soybean (Glycine max) curds,
J. Agric. Food Chem., 2000, 48, 5, 1803-1809, https://doi.org/10.1021/jf991272s
. [all data]
Chung, 1999
Chung, H.Y.,
Volatile components in crabmeats of Charybdis feriatus,
J. Agric. Food Chem., 1999, 47, 6, 2280-2287, https://doi.org/10.1021/jf981027t
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Ott, Fay, et al., 1997
Ott, A.; Fay, L.B.; Chaintreau, A.,
Determination and origin of the aroma impact compounds of yogurt flavor,
J. Agric. Food Chem., 1997, 45, 3, 850-858, https://doi.org/10.1021/jf960508e
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Shimoda, Nakada, et al., 1997
Shimoda, M.; Nakada, Y.; Nakashima, M.; Osajima, Y.,
Quantitative comparison of volatile flavor compounds in deep-roasted and light-roasted sesame seed oil,
J. Agric. Food Chem., 1997, 45, 8, 3193-3196, https://doi.org/10.1021/jf970172o
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Shimoda, Shiratsuchi, et al., 1996
Shimoda, M.; Shiratsuchi, H.; Nakada, Y.; Wu, Y.; Osajima, Y.,
Identification and sensory characterization of volatile flavor compounds in sesame seed oil,
J. Agric. Food Chem., 1996, 44, 12, 3909-3912, https://doi.org/10.1021/jf960115f
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Shimoda, Shigematsu, et al., 1995
Shimoda, M.; Shigematsu, H.; Shiratsuchi, H.; Osajima, Y.,
Comparison of the odor concentrates by SDE and adsorptive column method from green tea infusion,
J. Agric. Food Chem., 1995, 43, 6, 1616-1620, https://doi.org/10.1021/jf00054a037
. [all data]
Chung, Eiserich, et al., 1994
Chung, T.Y.; Eiserich, J.P.; Shibamoto, T.,
Volatile compounds produced from peanut oil heated with different amounts of cysteine,
J. Agric. Food Chem., 1994, 42, 8, 1743-1746, https://doi.org/10.1021/jf00044a032
. [all data]
Shiratsuchi, Shimoda, et al., 1994
Shiratsuchi, H.; Shimoda, M.; Imayoshi, K.; Noda, K.; Osajima, Y.,
Off-flavor compounds in spray-dried skim milk powder,
J. Agric. Food Chem., 1994, 42, 6, 1323-1327, https://doi.org/10.1021/jf00042a014
. [all data]
Shiratsuchi, Shimoda, et al., 1994, 2
Shiratsuchi, H.; Shimoda, M.; Imayoshi, K.; Noda, K.; Osajima, Y.,
Volatile flavor compounds in spray-dried skim milk powder,
J. Agric. Food Chem., 1994, 42, 4, 984-988, https://doi.org/10.1021/jf00040a028
. [all data]
Chung and Cadwallader, 1993
Chung, H.Y.; Cadwallader, K.R.,
Volatile components in blue crab (Callinectes sapidus) meat and processing by-product,
J. Food Sci., 1993, 58, 6, 1203-1207, https://doi.org/10.1111/j.1365-2621.1993.tb06148.x
. [all data]
Matiella and Hsieh, 1990
Matiella, J.E.; Hsieh, T.C.-Y.,
Analysis of crabmeat volatile compounds,
J. Food Sci., 1990, 55, 4, 962-966, https://doi.org/10.1111/j.1365-2621.1990.tb01575.x
. [all data]
Tanchotikul and Hsieh, 1989
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Notes
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- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure S°liquid Entropy of liquid at standard conditions T Temperature Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Ttriple Triple point temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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