Thiophene, 3-methyl-
- Formula: C5H6S
- Molecular weight: 98.166
- IUPAC Standard InChIKey: QENGPZGAWFQWCZ-UHFFFAOYSA-N
- CAS Registry Number: 616-44-4
- 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: 3-Methylthiophene; 3-Thiotolene; Methyl-3-thiophene; β-Methylthiophene
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Gas phase thermochemistry data
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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 | 19.74 ± 0.22 | kcal/mol | Ccr | McCullough, Sunner, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = 19.94 ± 0.23 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | 10.29 ± 0.21 | kcal/mol | Ccr | McCullough, Sunner, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = 10.49 ± 0.20 kcal/mol |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -829.45 ± 0.17 | kcal/mol | Ccr | McCullough, Sunner, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = -829.2 ± 0.0 kcal/mol |
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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 388.6 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 388.6 | K | N/A | Majer and Svoboda, 1985 | |
Tboil | 388.6 | K | N/A | Haines, Helm, et al., 1956 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 204.21 | K | N/A | Haines, Helm, et al., 1956 | Uncertainty assigned by TRC = 0.06 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 204.19 | K | N/A | McCullough, Sunner, et al., 1953, 2 | Uncertainty assigned by TRC = 0.02 K; For pure sample by extrapolation of 1/f to 0; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 610.8 | K | N/A | Majer and Svoboda, 1985 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 9.431 | kcal/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 9.44 | kcal/mol | N/A | Reid, 1972 | AC |
ΔvapH° | 9.44 | kcal/mol | N/A | McCullough, Sunner, et al., 1953 | DRB |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
387.2 | 0.971 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
8.184 | 388.6 | N/A | Majer and Svoboda, 1985 | |
8.91 | 348. | N/A | Sapei, Uusi-Kyyny, et al., 2009 | Based on data from 333. to 388. K.; AC |
8.80 | 357. | N/A | Dykyj, Svoboda, et al., 1999 | Based on data from 326. to 398. K.; AC |
8.96 | 342. | A,EB | Stephenson and Malanowski, 1987 | Based on data from 327. to 399. K. See also White, Barnard--Smith, et al., 1952.; AC |
8.94 | 348. | I | Eon, Pommier, et al., 1971 | Based on data from 333. to 373. K. See also Boublik, Fried, et al., 1984.; AC |
9.45 | 329. | V | McCullough, Sunner, et al., 1953 | ALS |
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 |
---|---|---|---|---|---|
329. to 389. | 13.15 | 0.288 | 610.8 | 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 | 4.65958 | 1697.518 | -23.456 | Eon, Pommier, et al., 1971 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
2.519 | 204.2 | Lange, 1985 | AC |
Reaction thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
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
C5H5S- + =
By formula: C5H5S- + H+ = C5H6S
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 380.7 ± 3.1 | kcal/mol | G+TS | DePuy, Kass, et al., 1988 | gas phase; Acid: 3-methylthiophene. Between MeOH, EtOH. 1 D exchange implies ring proton as site. |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 373.0 ± 3.0 | kcal/mol | IMRB | DePuy, Kass, et al., 1988 | gas phase; Acid: 3-methylthiophene. Between MeOH, EtOH. 1 D exchange implies ring proton as site. |
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 compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.84 | CTS | Aloisi and Pignataro, 1973 | LLK |
8.72 | EI | Aloisi and Pignataro, 1973 | LLK |
8.40 | PE | Baker, Betteridge, et al., 1970 | RDSH |
8.70 | PE | Colonna, Distefano, et al., 1979 | Vertical value; LLK |
De-protonation reactions
C5H5S- + =
By formula: C5H5S- + H+ = C5H6S
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 380.7 ± 3.1 | kcal/mol | G+TS | DePuy, Kass, et al., 1988 | gas phase; Acid: 3-methylthiophene. Between MeOH, EtOH. 1 D exchange implies ring proton as site.; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 373.0 ± 3.0 | kcal/mol | IMRB | DePuy, Kass, et al., 1988 | gas phase; Acid: 3-methylthiophene. Between MeOH, EtOH. 1 D exchange implies ring proton as site.; B |
IR Spectrum
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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
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Download spectrum in JCAMP-DX format.
Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
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
View image of digitized spectrum (can be printed in landscape orientation).
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 | NIST Mass Spectrometry Data Center, 1990. |
NIST MS number | 118726 |
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 |
---|---|---|---|---|---|
Capillary | SPB-1 | 100. | 776. | Misharina, Beletsky, et al., 1994 | 60. m/0.32 mm/0.25 μm |
Capillary | SE-30 | 100. | 775. | Golovnya, Misharina, et al., 1992 | 60. m/0.25 mm/0.50 μm, He |
Capillary | OV-101 | 100. | 775. | Golovnya, Misharina, et al., 1992 | 60. m/0.25 mm/0.50 μm, He |
Packed | Apiezon M | 130. | 807. | Garbuzov, Misharina, et al., 1985 | He or N2, Chromosorb W, AW-DMCS; Column length: 2.1 m |
Packed | Apiezon M | 130. | 807. | Golovnya, Garbuzov, et al., 1978 | Chromosorb W, AW/DMS; Column length: 2.1 m |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Carbowax 40M | 100. | 1136. | Golovnya, Misharina, et al., 1992 | 50. m/0.32 mm/0.25 μm, He |
Kovats' RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1106. | Shimoda and Shibamoto, 1990 | He, 40. C @ 6. min, 3. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 190. C |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 786. | 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 | DB-1 | 755. | Rochat S., de Saint Laumer J.Y., et al., 2007 | 20. m/0.18 mm/0.18 μm, 60. C @ 3. min, 8. K/min, 220. C @ 5. min |
Capillary | DB-1 | 763. | Rochat S., de Saint Laumer J.Y., et al., 2007 | 20. m/0.18 mm/0.18 μm, 60. C @ 3. min, 8. K/min, 220. C @ 5. min |
Capillary | HP-5 | 805. | 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 | 805. | Solina, Baumgartner, et al., 2005 | 25. m/0.2 mm/1. μm, He, 5. K/min, 280. C @ 5. min; Tstart: 40. C |
Capillary | DB-5 | 774. | Karagül-Yüceer, Cadwallader, et al., 2002 | 30. m/0.32 mm/0.25 μm, 35. C @ 5. min, 10. K/min, 200. C @ 30. min |
Capillary | DB-5 | 770. | Wu and Cadwallader, 2002 | 30. m/0.32 mm/0.25 μm, He, 40. C @ 5. min, 10. K/min, 220. C @ 30. min |
Capillary | BPX-5 | 783. | 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 | 783. | 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 | DB-1 | 760. | Kim, 2001 | 60. m/0.32 mm/1. μm, He, 40. C @ 5. min, 2. K/min; Tend: 220. C |
Capillary | SPB-1 | 768. | Misharina, Beletsky, et al., 1994 | 60. m/0.32 mm/0.25 μm, 8. K/min; Tstart: 50. C; Tend: 200. C |
Capillary | OV-101 | 775. | Misharina, Golovnya, et al., 1993 | 50. m/0.32 mm/0.5 μm, He, 4. K/min; Tstart: 50. C; Tend: 200. C |
Capillary | OV-101 | 759. | Golovnya, Misharina, et al., 1992 | 60. m/0.25 mm/0.50 μm, He, 4. K/min; Tstart: 50. C; Tend: 200. 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 | 782. | 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 | 794. | Parker, Hassell, et al., 2000 | 50. m/0.32 mm/0.5 μm, He; Program: oC(5min) => 60C/min => 60C (5min) => 4C/min => 250C |
Capillary | BPX-5 | 795. | Elmore, Mottram, et al., 1999 | 50. m/0.32 mm/0.5 μm, He; Program: 0C(5min) => 40C/min => 40C(2min) => 4C/min => 280C |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP-Wax 52CB | 1115. | 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 | DB-Wax | 1078. | Karagül-Yüceer, Cadwallader, et al., 2002 | 30. m/0.25 mm/0.25 μm, 35. C @ 5. min, 10. K/min, 200. C @ 30. min |
Capillary | DB-Wax | 1099. | Wu and Cadwallader, 2002 | 30. m/0.32 mm/1. μm, He, 40. C @ 5. min, 10. K/min, 200. C @ 30. min |
Capillary | DB-Wax | 1114. | 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 | 1124. | Chung, 1999 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 5. min, 2. K/min, 195. C @ 90. min |
Capillary | DB-Wax | 1121. | 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 | 1117. | 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 | Carbowax 40M | 1130. | Golovnya, Misharina, et al., 1992 | 50. m/0.32 mm/0.25 μm, He, 4. K/min; Tstart: 50. C; Tend: 200. C |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 1120. | 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) |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 MS | 784. | Kotowska, Zalikowski, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium, 35. C @ 5. min, 3. K/min, 300. C @ 15. min |
Capillary | MDN-5 | 779. | 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 | PONA | 760. | Yang, Wang, et al., 2004 | 50. m/0.20 mm/0.50 μm, N2, 2. K/min; Tstart: 35. C; Tend: 170. C |
Capillary | PONA | 756. | Yang, Wang, et al., 2003 | 50. m/0.20 mm/0.50 μm, 2. K/min; Tstart: 30. C; Tend: 150. C |
Capillary | PONA | 759. | Yang, Yang, et al., 2003 | 50. m/0.20 mm/0.50 μm, Helium, 2. K/min; Tstart: 30. C; Tend: 170. C |
Capillary | SE-54 | 788. | Bellesia, Pinetti, et al., 2001 | 25. m/0.20 mm/0.50 μm, He, 35. C @ 2. min, 5. K/min; Tend: 250. C |
Capillary | DB-5MS | 779. | Cadwallader and Heo, 2001 | 30. m/0.53 mm/1.5 μm, He, 40. C @ 5. min, 6. K/min, 225. C @ 30. min |
Capillary | HP-5 | 811. | Kubec, Drhová, et al., 1999 | 30. m/0.25 mm/0.25 μm, N2, 40. C @ 3. min, 4. K/min, 240. C @ 10. min |
Capillary | HP-5 | 790. | Boylston and Viniyard, 1998 | 50. m/0.32 mm/0.52 μm, 35. C @ 15. min, 2. K/min, 250. C @ 45. min |
Capillary | DB-5 | 786. | 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 | CP-Sil 5 | 756. | Damste, van Dalen, et al., 1988 | 25. m/0.32 mm/0.45 μm, Helium, 0. C @ 5. min, 3. K/min; Tend: 300. C |
Capillary | CP-Sil 5 | 757. | Damste, van Dalen, et al., 1988 | 25. m/0.32 mm/0.45 μm, Helium, 0. C @ 5. min, 3. K/min; Tend: 300. C |
Capillary | CP Sil 5 CB | 756. | Damste, Kock-van Dalen, et al., 1988 | 25. m/0.32 mm/0.45 μm, He, 3. K/min; Tstart: 50. C; Tend: 300. C |
Capillary | CP Sil 5 CB | 757. | Damste, Kock-van Dalen, et al., 1988 | 25. m/0.32 mm/0.45 μm, He, 3. K/min; Tstart: 50. C; Tend: 300. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 MS | 786. | Kotowska, Zalikowski, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
Capillary | VF-5 | 788. | Shivashankar, Roy, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: 50 0C (2 min) 3 0C/min -> 200 0C (3 min) 10 0C/min -> 220 0C (8 min) |
Capillary | VF-5 | 794. | Shivashankar, Roy, et al., 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
Capillary | HP-5 | 767. | Rotsatschakul, Visesanguan, et al., 2009 | 60. m/0.25 mm/0.25 μm, Helium; Program: 30 0C (2 min) 2 0Cmin -> 60 0C 10 0C/min -> 100 0C 20 0C/min -> 140 0C 10 0C/min -> 200 0C (10 min) |
Capillary | SPB-5 | 780. | Begnaud, Pérès, et al., 2003 | 60. m/0.32 mm/1. μm; Program: not specified |
Capillary | BPX-5 | 772. | 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 | PONA | 759. | Yang, Wang, et al., 2003 | 50. m/0.20 mm/0.50 μm; Program: not specified |
Capillary | SE-30 | 773. | P'yanova, Zvereva, et al., 1987 | Column length: 25. m; Column diameter: 0.25 mm; Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-Innowax | 1101. | Puvipirom and Chaisei, 2012 | 15. m/0.32 mm/0.50 μm, Helium, 3. K/min; Tstart: 40. C; Tend: 250. C |
Capillary | HP-Wax | 1127. | 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 | DB-Wax | 1110. | Cadwallader and Heo, 2001 | 30. m/0.53 mm/1. μm, He, 40. C @ 5. min, 6. K/min, 225. C @ 30. min |
Capillary | HP-Wax | 1127. | 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 | 1130. | Girard and Durance, 2000 | 60. m/0.25 mm/0.25 μm, He, 35. C @ 10. min, 4. K/min; Tend: 200. C |
Capillary | HP-Innowax | 1123. | Kubec, Drhová, et al., 1999 | 30. m/0.25 mm/0.25 μm, He, 40. C @ 3. min, 4. K/min, 190. C @ 10. min |
Capillary | DB-Wax | 1120. | 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 | Carbowax 20M | 1123. | 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 | 1127. | 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 | 1123. | Shibamoto and Russell, 1976 | N2, 1. K/min; Column length: 100. m; Column diameter: 0.25 mm; Tstart: 70. C; Tend: 170. C |
Capillary | Carbowax 20M | 1127. | Shibamoto and Russell, 1976 | N2, 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 | SOLGel-Wax | 1120. | Johanningsmeier and McFeeters, 2011 | 30. m/0.25 mm/0.25 μm, Helium; Program: 40 0C (2 min) 5 0C/min -> 140 0C 10 0C/min -> 250 0C (3 min) |
Capillary | SOLGel-Wax | 1120. | Johanningsmeier and McFeeters, 2011 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
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.
McCullough, Sunner, et al., 1953
McCullough, J.P.; Sunner, S.; Finke, H.L.; Hubbard, W.N.; Gross, M.E.; Pennington, R.E.; Messerly, J.F.; Good, W.D.; Waddington, G.,
The chemical thermodynamic properties of 3-methylthiophene from 0 to 1000°K,
J. Am. Chem. Soc., 1953, 75, 5075-50. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
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Weast and Grasselli, 1989
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Notes
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- Symbols used in this document:
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 ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy 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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