Benzene, nitro-
- Formula: C6H5NO2
- Molecular weight: 123.1094
- IUPAC Standard InChIKey: LQNUZADURLCDLV-UHFFFAOYSA-N
- CAS Registry Number: 98-95-3
- 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. - Isotopologues:
- Other names: Essence of Mirbane; Essence of Myrbane; Mirbane oil; Nitrobenzene; Nitrobenzol; Oil of Mirbane; Oil of Myrbane; Nitrobenzeen; Nitrobenzen; NCI-C60082; Rcra waste number U169; UN 1662; NSC 9573
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 16.38 ± 0.16 | kcal/mol | Ccb | Lebedeva, Katin, et al., 1971 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 15.72 ± 0.10 kcal/mol |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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 | 2.98 ± 0.13 | kcal/mol | Ccb | Lebedeva, Katin, et al., 1971 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 2.32 ± 0.10 kcal/mol; ALS |
ΔfH°liquid | -3.9 | kcal/mol | Ccb | Swarts, 1914 | See 14SWA2; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -738.07 ± 0.10 | kcal/mol | Ccb | Lebedeva, Katin, et al., 1971 | ALS |
ΔcH°liquid | -739.9 | kcal/mol | Ccb | Garner and Abernethy, 1921 | ALS |
ΔcH°liquid | -734.65 | kcal/mol | Ccb | Swarts, 1914 | See 14SWA2; ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 53.61 | cal/mol*K | N/A | Parks, Todd, et al., 1936 | Extrapolation below 90 K, 62.13 J/mol*K.; DH |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
42.38 | 303.15 | Reddy, 1986 | T = 303.15, 313.15 K.; DH |
43.291 | 298.15 | Lainez, Rodrigo, et al., 1985 | DH |
42.1 | 303. | Pacor, 1967 | DH |
43.07 | 293. | Rastorguev and Ganiev, 1967 | T = 293 to 373 K.; DH |
45.10 | 335.5 | Lutskii and Panova, 1958 | T = 62 to 141°C. Value is unsmoothed experimental datum.; DH |
43.009 | 293.15 | Mazur, 1939 | T = 5 to 20°C.; DH |
43.00 | 293. | Mazur, 1939, 2 | T = 5 to 20°C.; DH |
44.620 | 298.1 | Parks, Todd, et al., 1936 | T = 90 to 300 K.; DH |
44.630 | 298. | Parks and Todd, 1934 | T = 273 to 299 K.; DH |
42.40 | 303. | Willams and Daniels, 1924 | T = 303 to 358 K. Equation only.; DH |
42.50 | 298. | von Reis, 1881 | T = 291 to 486 K.; DH |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
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 |
---|---|---|---|---|---|
Tboil | 484. ± 2. | K | AVG | N/A | Average of 24 out of 25 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 278.9 ± 0.2 | K | AVG | N/A | Average of 16 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 13.0 | kcal/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 313. to 353. K.; AC |
ΔvapH° | 13.148 ± 0.0043 | kcal/mol | C | Kusano and Wadso, 1971 | ALS |
ΔvapH° | 13.1 | kcal/mol | N/A | Kusano and Wadsö, 1971 | AC |
ΔvapH° | 13.4 ± 0.41 | kcal/mol | ME | Lebedeva, Katin, et al., 1971, 2 | Based on data from 291. to 305. K.; AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
13.1 | 287. | A | Stephenson and Malanowski, 1987 | Based on data from 279. to 296. K. See also Dykyj, 1972 and Lynch and Wilke, 1960.; AC |
13.0 | 303. | N/A | Zaraiskii, 1985 | Based on data from 288. to 318. K.; AC |
13.4 ± 0.10 | 291. | V | Lebedeva, Katin, et al., 1971 | ALS |
12.5 | 293. | ME | Sklyarenko, Markin, et al., 1958 | Based on data from 283. to 303. K.; AC |
11.6 | 422. | N/A | Oliver and Grisard, 1952 | Based on data from 407. to 483. K. See also Boublik, Fried, et al., 1984.; AC |
11.7 | 425. | N/A | Toral and Moles, 1933 | Based on data from 369. to 481. K.; AC |
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 |
---|---|---|---|---|---|
407.3 to 483.78 | 4.20982 | 1727.592 | -73.438 | Brown, 1952 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
2.897 | 278.8 | Domalski and Hearing, 1996 | AC |
2.5848 | 278.9 | Pacor, 1967 | DH |
2.8970 | 278.8 | Parks, Todd, et al., 1936 | DH |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
9.27 | 278.9 | Pacor, 1967 | DH |
10.39 | 278.8 | Parks, Todd, et al., 1936 | DH |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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
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: Cl- + C6H5NO2 = (Cl- • C6H5NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 16.3 ± 1.0 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase; B,M |
ΔrH° | 16.5 | kcal/mol | PHPMS | Paul and Kebarle, 1991 | gas phase; from Ph. D. thesis of S. Chowdhury, Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 20. | cal/mol*K | N/A | Paul and Kebarle, 1991 | gas phase; from Ph. D. thesis of S. Chowdhury, Entropy change calculated or estimated; M |
ΔrS° | 19.4 | cal/mol*K | PHPMS | Chowdhury and Kebarle, 1986 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 10.5 ± 1.6 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase; B |
ΔrG° | 7.10 | kcal/mol | TDEq | French, Ikuta, et al., 1982 | gas phase; B |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
10.5 | 300. | PHPMS | Paul and Kebarle, 1991 | gas phase; from Ph. D. thesis of S. Chowdhury, Entropy change calculated or estimated; M |
7.7 | 300. | PHPMS | French, Ikuta, et al., 1982 | gas phase; M |
C6H4NO2- + =
By formula: C6H4NO2- + H+ = C6H5NO2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 377.0 ± 3.1 | kcal/mol | G+TS | Cheng and Grabowski, 1989 | gas phase; between EtOH, iPrOH; B |
ΔrH° | 354.2 ± 3.1 | kcal/mol | G+TS | Meot-ner and Kafafi, 1988 | gas phase; acidity stronger than all levels of computation by 25 kcal/mol; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 369.3 ± 3.0 | kcal/mol | IMRB | Cheng and Grabowski, 1989 | gas phase; between EtOH, iPrOH; B |
ΔrG° | 346.5 ± 3.0 | kcal/mol | IMRB | Meot-ner and Kafafi, 1988 | gas phase; acidity stronger than all levels of computation by 25 kcal/mol; B |
By formula: Br- + C6H5NO2 = (Br- • C6H5NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 15.0 ± 1.8 | kcal/mol | TDAs | Paul and Kebarle, 1991 | gas phase; ΔGaff at 423 K; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 20.2 | cal/mol*K | N/A | Paul and Kebarle, 1991 | gas phase; Entropy change calculated or estimated; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 6.5 ± 1.0 | kcal/mol | TDAs | Paul and Kebarle, 1991 | gas phase; ΔGaff at 423 K; B |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.5 | 423. | PHPMS | Paul and Kebarle, 1991 | gas phase; Entropy change calculated or estimated; M |
By formula: C6H7N+ + C6H5NO2 = (C6H7N+ • C6H5NO2)
Bond type: Charge transfer bond (positive ion)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 17.7 | kcal/mol | PHPMS | Meot-Ner (Mautner) and El-Shall, 1986 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 21.2 | cal/mol*K | PHPMS | Meot-Ner (Mautner) and El-Shall, 1986 | gas phase; M |
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
10.7 | 324. | PHPMS | Meot-Ner (Mautner) and El-Shall, 1986 | gas phase; M |
By formula: NO2- + C6H5NO2 = (NO2- • C6H5NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 14.2 ± 2.0 | kcal/mol | TDAs | Grimsrud, Chowdhury, et al., 1986 | gas phase; B,M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 17.5 | cal/mol*K | PHPMS | Grimsrud, Chowdhury, et al., 1986 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 8.9 ± 2.0 | kcal/mol | TDAs | Grimsrud, Chowdhury, et al., 1986 | gas phase; B |
By formula: C11H10+ + C6H5NO2 = (C11H10+ • C6H5NO2)
Bond type: Charge transfer bond (positive ion)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 13.1 | kcal/mol | PHPMS | El-Shall and Meot-Ner (Mautner), 1987 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 26.3 | cal/mol*K | PHPMS | El-Shall and Meot-Ner (Mautner), 1987 | gas phase; M |
By formula: NO- + C6H5NO2 = (NO- • C6H5NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 39.3 | kcal/mol | ICR | Reents and Freiser, 1981 | gas phase; switching reaction,Thermochemical ladder(NO+)C2H5OH, Entropy change calculated or estimated; Farid and McMahon, 1978; M |
By formula: F6S- + C6H5NO2 = (F6S- • C6H5NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 14.9 ± 1.0 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 6.7 ± 1.6 | kcal/mol | TDAs | Chowdhury and Kebarle, 1986 | gas phase; B |
By formula: F6S- + C6H5NO2 = (F6S- • C6H5NO2)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 14.9 | kcal/mol | PHPMS | Chowdhury and Kebarle, 1986 | gas phase; M |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 27.5 | cal/mol*K | PHPMS | Chowdhury and Kebarle, 1986 | gas phase; M |
By formula: C7F14- + C6H5NO2 = (C7F14- • C6H5NO2)
Free energy of reaction
ΔrG° (kcal/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
6.7 | 300. | PHPMS | Chowdhury and Kebarle, 1986 | gas phase; M |
+ = C13H5F14NO2-
By formula: C7F14- + C6H5NO2 = C13H5F14NO2-
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 6.7 ± 1.0 | kcal/mol | IMRE | Chowdhury and Kebarle, 1986 | gas phase; B |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
LL - Sharon G. Lias and Joel F. Liebman
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 9.94 ± 0.08 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 191.3 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 183.9 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
1.000 ± 0.010 | LPES | Desfrancois, Periquet, et al., 1999 | B |
1.01 ± 0.10 | TDEq | Chowdhury, Heinis, et al., 1986 | ΔGea(423 K) = -22.8 kcal/mol; ΔSea = -1.0 eu.; B |
1.00 ± 0.060 | TDAs | Chen, Wiley, et al., 1994 | B |
1.00 ± 0.020 | ECD | Chen, Chen, et al., 1992 | B |
1.019 ± 0.048 | IMRE | Fukuda and McIver, 1985 | ΔGea(355 K) = -23.1 kcal/mol; ΔSea =-1.0, est. from data in Chowdhury, Heinis, et al., 1986; B |
<1.180 ± 0.050 | PD | Mock and Grimsrud, 1989 | B |
<1.09997 | IMRB | Henglein and Muccini, 1959 | EA: < SO2; B |
>0.70 ± 0.20 | Endo | Lifshitz, Tiernan, et al., 1973 | B |
>0.39999 | ES | Compton, Christophorou, et al., 1966 | B |
Ionization energy determinations
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H3+ | 12.63 ± 0.15 | C2H2+CO+NO | PIPECO | Nishimura, Das, et al., 1986 | LBLHLM |
C4H3+ | 15.66 ± 0.15 | C2H2+NO2 | PIPECO | Nishimura, Das, et al., 1986 | LBLHLM |
C4H3+ | 11.40 ± 0.05 | NO+C2H2O | PIPECO | Panczel and Baer, 1984 | T = 298K; LBLHLM |
C4H3+ | 11.54 ± 0.05 | NO+C2H2O | PIPECO | Panczel and Baer, 1984 | T = 0K; LBLHLM |
C4H3+ | 16.31 ± 0.08 | ? | EI | Allam, Migahed, et al., 1982 | LBLHLM |
C5H5+ | 11.08 ± 0.16 | CO+NO | PIPECO | Nishimura, Das, et al., 1986 | LBLHLM |
C5H5+ | 11.30 ± 0.05 | CO+NO | PIPECO | Panczel and Baer, 1984 | T = 298K; LBLHLM |
C5H5+ | 11.44 ± 0.05 | CO+NO | PIPECO | Panczel and Baer, 1984 | T = 0K; LBLHLM |
C6H5+ | 11.51 ± 0.35 | NO2 | CAD | Katritzky, Watson, et al., 1990 | LL |
C6H5+ | 11.08 ± 0.16 | NO2 | PIPECO | Nishimura, Das, et al., 1986 | LBLHLM |
C6H5+ | 11.14 ± 0.05 | NO2 | PIPECO | Panczel and Baer, 1984 | T = 298K; LBLHLM |
C6H5+ | 11.28 ± 0.05 | NO2 | PIPECO | Panczel and Baer, 1984 | T = 0K; LBLHLM |
C6H5+ | 12.14 ± 0.08 | NO2 | EI | Allam, Migahed, et al., 1982 | LBLHLM |
C6H5+ | 9.46 ± 0.05 | NO2 | PI | Matyuk, Potapov, et al., 1979 | LLK |
C6H5+ | 11.9 ± 0.1 | NO2 | EI | Brown, 1970 | RDSH |
C6H5+ | 12.16 | ? | EI | Howe and Williams, 1969 | RDSH |
C6H5O+ | 10.68 ± 0.35 | NO | CAD | Katritzky, Watson, et al., 1990 | LL |
C6H5O+ | 10.89 ± 0.04 | NO | PIPECO | Nishimura, Das, et al., 1986 | LBLHLM |
C6H5O+ | 10.98 ± 0.05 | NO | PIPECO | Panczel and Baer, 1984 | T = 298K; LBLHLM |
C6H5O+ | 11.12 ± 0.05 | NO | PIPECO | Panczel and Baer, 1984 | T = 0K; LBLHLM |
C6H5O+ | 10.95 ± 0.05 | NO | PI | Matyuk, Potapov, et al., 1979 | LLK |
C6H5O+ | 10.4 ± 0.1 | NO | EI | Brown, 1970 | RDSH |
NO+ | 10.89 ± 0.04 | C6H5O | PIPECO | Nishimura, Das, et al., 1986 | LBLHLM |
NO+ | 11.18 ± 0.05 | C6H5O | PIPECO | Panczel and Baer, 1984 | T = 0K; LBLHLM |
NO+ | 11.04 ± 0.05 | C6H5O | PIPECO | Panczel and Baer, 1984 | T = 298K; LBLHLM |
De-protonation reactions
C6H4NO2- + =
By formula: C6H4NO2- + H+ = C6H5NO2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 377.0 ± 3.1 | kcal/mol | G+TS | Cheng and Grabowski, 1989 | gas phase; between EtOH, iPrOH; B |
ΔrH° | 354.2 ± 3.1 | kcal/mol | G+TS | Meot-ner and Kafafi, 1988 | gas phase; acidity stronger than all levels of computation by 25 kcal/mol; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 369.3 ± 3.0 | kcal/mol | IMRB | Cheng and Grabowski, 1989 | gas phase; between EtOH, iPrOH; B |
ΔrG° | 346.5 ± 3.0 | kcal/mol | IMRB | Meot-ner and Kafafi, 1988 | gas phase; acidity stronger than all levels of computation by 25 kcal/mol; B |
IR Spectrum
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-NW-5496 |
NIST MS number | 227768 |
Gas Chromatography
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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 |
---|---|---|---|---|---|
Packed | C78, Branched paraffin | 130. | 1049.4 | Dallos, Sisak, et al., 2000 | He; Column length: 3.3 m |
Packed | OV-101 | 100. | 1058.3 | Righezza, Hassani, et al., 1996 | N2, Chromosorb G HP; Column length: 5. m |
Packed | OV-101 | 110. | 1066.7 | Righezza, Hassani, et al., 1996 | N2, Chromosorb G HP; Column length: 5. m |
Packed | OV-101 | 80. | 1049.2 | Righezza, Hassani, et al., 1996 | N2, Chromosorb G HP; Column length: 5. m |
Packed | OV-101 | 90. | 1057.4 | Righezza, Hassani, et al., 1996 | N2, Chromosorb G HP; Column length: 5. m |
Packed | OV-101 | 120. | 1068.5 | Hassani and Meklati, 1992 | N2, Chromosorb G HP; Column length: 5. m |
Packed | C78, Branched paraffin | 130. | 1048.2 | Reddy, Dutoit, et al., 1992 | Chromosorb G HP; Column length: 3.3 m |
Packed | Apolane | 130. | 1054. | Dutoit, 1991 | Column length: 3.7 m |
Packed | SE-30 | 180. | 1103. | Oszczapowicz, Osek, et al., 1985 | N2, Chromosorb A AW; Column length: 3. m |
Packed | SE-30 | 180. | 1103. | Oszczapowicz, Osek, et al., 1984 | N2, Chromosorb W AW; Column length: 3. m |
Packed | SE-30 | 150. | 1085. | Tiess, 1984 | Ar, Gas Chrom Q (80-100 mesh); Column length: 3. m |
Packed | Squalane | 100. | 1075. | Evans and Newton, 1976 | N2, Chromosorb G; Column length: 2. m |
Packed | Squalane | 100. | 1075. | Evans and Newton, 1976 | N2, Chromosorb G; Column length: 2. m |
Packed | Squalane | 100. | 1076. | Evans and Newton, 1976 | N2, Chromosorb G; Column length: 2. m |
Packed | SE-30 | 204. | 1114. | Mitchell and Vernon, 1972 | |
Packed | Apiezon L | 100. | 1071. | Brown, Chapman, et al., 1968 | N2, DCMS-treated Chromosorb W; Column length: 2.3 m |
Packed | Apiezon L | 130. | 1088. | Wehrli and Kováts, 1959 | Celite; Column length: 2.25 m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 1100.00 | Hobbs and Conde, 1992 | 30. m/0.25 mm/0.25 μm, 5. K/min; Tstart: 40. C; Tend: 300. C |
Capillary | DB-5 | 1100.00 | Hobbs and Conde, 1992 | 30. m/0.25 mm/0.25 μm, 5. K/min; Tstart: 40. C; Tend: 300. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5MS | 1088.8 | Andriamaharavo, 2014 | 30. m/0.25 mm/0.25 μm, He; Program: 60C (1 min) => 5 C/min => 210C => 10 C/min => 280C (15 min) |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | SE-30 | 90. | 1076. | Zenkevich and Ivleva, 2011 | Nitrogen, Inerton N (80-100 mesh); Column length: 1.5 m |
Packed | SE-30 | 90. | 1081. | Zenkevich and Ivleva, 2011 | Nitrogen, Inerton N (80-100 mesh); Column length: 1.5 m |
Capillary | Polydimethyl siloxane | 105. | 1059. | Tello, Lebron-Aguilar, et al., 2009 | |
Capillary | Polydimethyl siloxane | 75. | 1046. | Tello, Lebron-Aguilar, et al., 2009 | |
Capillary | Polydimethyl siloxane | 90. | 1052. | Tello, Lebron-Aguilar, et al., 2009 | |
Capillary | Methyl Silicone | 100. | 1056. | Lebrón-Aguilar, Quintanilla-López, et al., 2007 | |
Capillary | Methyl Silicone | 120. | 1066. | Lebrón-Aguilar, Quintanilla-López, et al., 2007 | |
Capillary | Methyl Silicone | 140. | 1076. | Lebrón-Aguilar, Quintanilla-López, et al., 2007 | |
Capillary | Methyl Silicone | 80. | 1047. | Lebrón-Aguilar, Quintanilla-López, et al., 2007 |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-101 | 1059. | Zenkevich and Tsibulskaya, 1989 | Helium, 75. C @ 0. min, 6. K/min, 220. C @ 0. min; Column length: 54. m; Column diameter: 0.26 mm |
Capillary | OV-101 | 1062. | Zenkevich and Tsibulskaya, 1989 | Helium, 75. C @ 0. min, 6. K/min, 220. C @ 0. min; Column length: 54. m; Column diameter: 0.26 mm |
Capillary | SE-54 | 1084. | Harland, Cumming, et al., 1986 | He, 50. C @ 2. min, 8. K/min, 250. C @ 12. min; Column length: 25. m; Column diameter: 0.32 mm |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | SE-30 | 1062. | Zenkevich and Ivleva, 2011 | Nitrogen, Inerton N (80-100 mesh); Column length: 1.5 m; Program: not specified |
Capillary | OV-101 | 1068. | Ebrahimi and Hadjmohammadi, 2006 | Program: not specified |
Capillary | Methyl Silicone | 1062. | Zenkevich and Tsibulskaya, 1997 | Program: not specified |
Capillary | SPB-1 | 1046. | Vezzani, Moretti, et al., 1994 | Column length: 30. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | OV-101 | 1057. | Zenkevich and Malamakhov, 1987 | He; Column length: 50. m; Column diameter: 0.24 mm; Program: not specified |
Capillary | OV-1 | 1046. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1046. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Superox 0.6; Carbowax 20M | 1683. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Capillary | Carbowax 400, Carbowax 20M, Carbowax 1540, Carbowax 4000, Superox 06, PEG 20M, etc. | 1683. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5MS | 180.05 | Chen, Keeran, et al., 2002 | 30. m/0.25 mm/0.5 μm, 40. C @ 1. min, 10. K/min; Tend: 310. C |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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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Specific heat of liquid nitrobenzene,
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The specific heats of certain organic liquids at elevated temperatures,
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Enthalpy of vaporization of some organic substances at 25.0°C and test of calorimeter,
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Kusano and Wadsö, 1971
Kusano, Kazuhito; Wadsö, Ingemar,
Enthalpy of Vaporization of Some Organic Substances at 25.0°C and Test of Calorimeter,
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Petrochemia, 1972, 12, 1, 13. [all data]
Lynch and Wilke, 1960
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Vapor Pressure of Nitrobenzene at Low Temperatures.,
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Thermal Data, Vapor Pressure and Entropy of Bromine Trifluoride 1,
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Boublik, Fried, et al., 1984
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Toral, M.T.; Moles, E.,
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Brown, 1952
Brown, I.,
Liquid-Vapour Equilibria. III. The Systems Benzene-n-Heptane, n-Hexane-Chlorobenzene, and cycloHexane-Nitrobenzene,
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Chowdhury and Kebarle, 1986
Chowdhury, S.; Kebarle, P.,
Role of Binding Energies in A-.B and A.B- Complexes in the Kinetics of Gas Phase Electron Transfer Reactions:A- + B = A + B- Involving Perfluoro Compounds: SF6, C6F11CF3,
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Paul and Kebarle, 1991
Paul, G.J.C.; Kebarle, P.,
Stabilities of Complexes of Br- with Substituted Benzenes (SB) Based on Determinations of the Gas-Phase Equilibria Br- + SB = (BrSB)-,
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French, M.A.; Ikuta, S.; Kebarle, P.,
Hydrogen bonding of O-H and C-H hydrogen donors to Cl-. Results from mass spectrometric measurement of the ion-molecule equilibria RH + Cl- = RHCl-,
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Gas-phase Acidity of Nitrobenzene from Flowing Afterglow Bracketing Studies,
Rapid Commun. Mass Spectrom., 1989, 3, 2, 34-36, https://doi.org/10.1002/rcm.1290030207
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Meot-ner and Kafafi, 1988
Meot-ner, M.; Kafafi, S.A.,
Carbon Acidities of Aromatic Compounds,
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Meot-Ner (Mautner) and El-Shall, 1986
Meot-Ner (Mautner), M.; El-Shall, M.S.,
Ionic Charge Transfer Complexes. 1. Cationic Complexes with Delocalized and Partially Localized pi Systems,
J. Am. Chem. Soc., 1986, 108, 15, 4386, https://doi.org/10.1021/ja00275a026
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Grimsrud, Chowdhury, et al., 1986
Grimsrud, E.P.; Chowdhury, S.; Kebarle, P.,
Gas Phase Reactions of NO2- with Nitrobenzenes and Quinones. Electron Transfer, Clusters, and Formation of Phenoxide and Quinoxide Negative Ions. Use of NO2 as a NICI Reagent Gas.,
Int. J. Mass Spectrom. Ion Proc., 1986, 68, 1-2, 57, https://doi.org/10.1016/0168-1176(86)87068-9
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El-Shall and Meot-Ner (Mautner), 1987
El-Shall, M.S.; Meot-Ner (Mautner), M.,
Ionic Charge Transfer Complexes. 3. Delocalised pi Systems as Electron Acceptors and Donors,
J. Phys. Chem., 1987, 91, 5, 1088, https://doi.org/10.1021/j100289a017
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Reents and Freiser, 1981
Reents, W.D.; Freiser, B.S.,
Gas-Phase Binding Energies and Spectroscopic Properties of NO+ Charge-Transfer Complexes,
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Farid and McMahon, 1978
Farid, R.; McMahon, T.B.,
Gas-Phase Ion-Molecule Reactions of Alkyl Nitrites by Ion Cyclotron Resonance Spectroscopy,
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Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
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Electron Binding to Valence and Multipole states of Molecules: Nitrobenzene, para- and meta-dinitrobenzenes,
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Chowdhury, Heinis, et al., 1986
Chowdhury, S.; Heinis, T.; Grimsrud, E.P.; Kebarle, P.,
Entropy Changes and Electron Affinities from Gas-Phase Electron Transfer Equilibria: A- + B = A + B-,
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Chen, Wiley, et al., 1994
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Chen, Chen, et al., 1992
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Experimental Determination of the Electron Affinities of Nitrobenzene, Nitrotoluenes, Pentafluoronitrobenzene, and Isotopic Nitrobenzenes an,
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Fukuda and McIver, 1985
Fukuda, E.K.; McIver, R.T., Jr.,
Relative electron affinities of substituted benzophenones, nitrobenzenes, and quinones. [Anchored to EA(SO2) from 74CEL/BEN],
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Mock and Grimsrud, 1989
Mock, R.S.; Grimsrud, E.P.,
Gas-Phase Electron Photodetachment Spectroscopy of the Molecular Anions of Nitroaromatic Hydrocarbons at Atmospheric Pressure,
J. Am. Chem. Soc., 1989, 111, 8, 2861, https://doi.org/10.1021/ja00190a020
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Henglein and Muccini, 1959
Henglein, A.; Muccini, G.A.,
Negative Ion-Molecule Reactions,
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Lifshitz, Tiernan, et al., 1973
Lifshitz, C.; Tiernan, T.O.; Hughes, B.M.,
Electron affinities from endothermic negative-ion charge transfer reactions. IV. SF6, selected fluorocarbons, and other polyatomic molecules,
J. Chem. Phys., 1973, 59, 3182. [all data]
Compton, Christophorou, et al., 1966
Compton, R.N.; Christophorou, L.G.; Hurst, G.S.; Reinhardt, P.W.,
Nondissociative Electron Capture in Complex Molecules and Negative Ion Lifetimes,
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Klasinc, Kovac, et al., 1983
Klasinc, L.; Kovac, B.; Gusten, H.,
Photoelectron spectra of acenes. Electronic structure and substituent effects,
Pure Appl. Chem., 1983, 55, 289. [all data]
Katsumata, Shiromaru, et al., 1982
Katsumata, S.; Shiromaru, H.; Mitani, K.; Iwata, S.; Kimura, K.,
Photoelectron angular distribution and assignments of photoelectron spectra of nitrogen dioxide, nitromethane and nitrobenzene,
Chem. Phys., 1982, 69, 423. [all data]
Allam, Migahed, et al., 1982
Allam, S.H.; Migahed, M.D.; El-Khodary, A.,
Electron impact ionization and dissociation of deuterated and non-deuterated methanol, methyl cyanide, nitromethane and nitrobenzene,
Egypt. J. Phys., 1982, 13, 167. [all data]
Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S.,
Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules
in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]
Allam, Migahed, et al., 1981
Allam, S.H.; Migahed, M.D.; El Khodary, A.,
Electron impact study of nitrobenzene and nitromethane,
Int. J. Mass Spectrom. Ion Phys., 1981, 39, 117. [all data]
Matyuk, Potapov, et al., 1979
Matyuk, V.M.; Potapov, V.K.; Prokhoda, A.L.,
Photoexcitation and photoionisation of nitro- derivatives of benzene and toluene,
Russ. J. Phys. Chem., 1979, 53, 538. [all data]
Behan, Johnstone, et al., 1976
Behan, J.M.; Johnstone, R.A.W.; Bentley, T.W.,
An evaluation of empirical methods for calculating the ionization potentials of substituted benzenes,
Org. Mass Spectrom., 1976, 11, 207. [all data]
McLafferty, Bente, et al., 1973
McLafferty, F.W.; Bente, P.F., III; Kornfeld, R.; Tsai, S.-C.; Howe, I.,
Collisional activation spectra of organic ions,
J. Am. Chem. Soc., 1973, 95, 2120. [all data]
Khalil, Meeks, et al., 1973
Khalil, O.S.; Meeks, J.L.; McGlynn, S.P.,
Electronic spectroscopy of highly polar aromatics. VII. Photoelectron spectra of nitroanilines,
J. Am. Chem. Soc., 1973, 95, 5876. [all data]
Rabalais, 1972
Rabalais, J.W.,
Photoelectron spectroscopic investigation of the electronic structure of nitromethane and nitrobenzene,
J. Chem. Phys., 1972, 57, 960. [all data]
Kotov and Potapov, 1972
Kotov, B.V.; Potapov, V.K.,
Ionization potentials of strong organic electron acceptors,
Khim. Vys. Energ., 1972, 6, 375. [all data]
Johnstone and Mellon, 1972
Johnstone, R.A.W.; Mellon, F.A.,
Electron-impact ionization and appearance potentials,
J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1209. [all data]
Johnstone, Mellon, et al., 1971
Johnstone, R.A.W.; Mellon, F.A.; Ward, S.D.,
On-line computer methods used in conjunction with the measurement of ionization appearance potentials,
Adv. Mass Spectrom., 1971, 5, 334. [all data]
Johnstone, Mellon, et al., 1970
Johnstone, R.A.W.; Mellon, F.A.; Ward, S.D.,
Online acquisition of ionization efficiency data,
Intern. J. Mass Spectrom. Ion Phys., 1970, 5, 241. [all data]
Buchs, 1970
Buchs, A.,
Etude par spectrometrie de masse de l'ionisation de benzonitriles, de phenylacetonitriles et de N,N-dimethylanilines substitues,
Helv. Chim. Acta, 1970, 53, 2026. [all data]
Brown, 1970
Brown, P.,
Kinetic studies in mass spectrometry. IX. Competing [M-NO2] and [M-NO] reactions in substituted nitrobenzenes. Approximate activation energies from ionization and appearance potentials,
Org. Mass Spectrom., 1970, 4, 533. [all data]
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]
Palmer, Moyes, et al., 1979
Palmer, M.H.; Moyes, W.; Spiers, M.; Ridyard, J.N.A.,
The electronic structure of substituted benzenes; ab initio calculations and photoelectron spectra for nitrobenzene, the nitrotoluenes, dinitrobenzenes and fluoronitrobenzenes,
J. Mol. Struct., 1979, 55, 243. [all data]
Kobayashi, 1978
Kobayashi, T.,
A simple general tendency in photoelectron angular distributions of some monosubstituted benzenes,
Phys. Lett., 1978, 69, 105. [all data]
Rao, 1975
Rao, C.N.R.,
Lone-pair ionization bands of chromophores in the photoelectron spectra of organic molecules,
Indian J. Chem., 1975, 13, 950. [all data]
Kobayashi and Nagakura, 1974
Kobayashi, T.; Nagakura, S.,
Photoelectron spectra of substituted benzenes,
Bull. Chem. Soc. Jpn., 1974, 47, 2563. [all data]
Gol'denfel'd, Korostyshevskii, et al., 1973
Gol'denfel'd, I.V.; Korostyshevskii, I.Z.; Mischanchuk, B.G.; Pokrovskii, V.A.,
Determination of ionization potentials of atoms and molecules using a field mass spectrometer equipped with an energy analyzer,
Dokl. Akad. Nauk SSSR, 1973, 213, 626. [all data]
Kobayashi and Nagakura, 1972
Kobayashi, T.; Nagakura, S.,
Photoelectron spectra of nitro-compounds,
Chem. Lett., 1972, 903. [all data]
Baker, May, et al., 1968
Baker, A.D.; May, D.P.; Turner, D.W.,
Molecular photoelectron spectroscopy. Part VII. The vertical ionisation potentials of benzene and some of its monosubstituted and 1,4-disubstituted derivatives,
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Nishimura, Das, et al., 1986
Nishimura, T.; Das, P.R.; Meisels, G.G.,
On the dissociation dynamics of energy-selected nitrobenzene ion,
J. Chem. Phys., 1986, 84, 6190. [all data]
Panczel and Baer, 1984
Panczel, M.; Baer, T.,
A photoelectron photoion coincidence (PEPICO) study of fragmentation rates and linetic energy release distributions in nitrobenzene,
Int. J. Mass Spectrom. Ion Processes, 1984, 58, 43. [all data]
Katritzky, Watson, et al., 1990
Katritzky, A.R.; Watson, C.H.; Dega-Szafran, Z.; Eyler, J.R.,
Collisionally activated dissociation of N-alkylpyridinium cations to pyridine and alkyl cations in the gas phase,
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Howe and Williams, 1969
Howe, I.; Williams, D.H.,
Calculation and qualitative predictions of mass spectra. Mono- and paradisubstituted benzenes,
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Dallos, Sisak, et al., 2000
Dallos, A.; Sisak, A.; Kulcsár, Z.; Kováts, E.,
Pair-wise interactions by gas chromatography VII. Interaction free enthalpies of solutes with secondary alcohol groups,
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Righezza, M.; Hassani, A.; Meklati, B.Y.; Chrétien, J.R.,
Quantitative structure-retention relationships (QSRR) of congeneric aromatics series studied on phenyl OV phases in gas chromatography,
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Hassani, A.; Meklati, B.Y.,
Gas chromatographic behaviour of monosubstituted benzenes, benzaldehydes and acetophenones on OV polymethylphenyl-silicone stationary phases,
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Reddy, Dutoit, et al., 1992
Reddy, K.S.; Dutoit, J.-Cl.; Kovats, E. sz.,
Pair-wise interactions by gas chromatography. I. Interaction free enthalpies of solutes with non-associated primary alcohol groups,
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Dutoit, J.,
Gas chromatographic retention behaviour of some solutes on structurally similar polar and non-polar stationary phases,
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Oszczapowicz, Osek, et al., 1985
Oszczapowicz, J.; Osek, J.; Ciszkowski, K.; Krawczyk, W.; Ostrowski, M.,
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Notes
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- Symbols used in this document:
AE Appearance energy Cp,liquid Constant pressure heat capacity of liquid EA Electron affinity IE (evaluated) Recommended ionization energy S°liquid Entropy of liquid at standard conditions T Temperature Tboil Boiling point Tfus Fusion (melting) point 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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