2-Isobutylthiazole
- Formula: C7H11NS
- Molecular weight: 141.234
- IUPAC Standard InChIKey: CMPVUVUNJQERIT-UHFFFAOYSA-N
- CAS Registry Number: 18640-74-9
- 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: Thiazole, 2-isobutyl-; Thiazole, 2-(2-methylpropyl)-
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Phase change data
Go To: Top, 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: Robert L. Brown and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 453.2 | K | N/A | Weast and Grasselli, 1989 |
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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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 | NIST Mass Spectrometry Data Center |
State | gas |
Instrument | HP-GC/MS/IRD |
Mass spectrum (electron ionization)
Go To: Top, Phase change 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 | 118621 |
Gas Chromatography
Go To: Top, Phase change 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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 1010. | 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 | 1010. | 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 |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Supelcowax-10 | 1396. | 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 | SOLGel-Wax | 1378. | Aubert, Baumann, et al., 2005 | 30. m/0.25 mm/0.25 μm, He; Program: 35C(5min) => 3C/min => 150C => 5C/min => 250C(10 min) |
Capillary | SOLGel-Wax | 1378. | Aubert, Baumann, et al., 2005 | 30. m/0.25 mm/0.25 μm, He; Program: 35C(5min) => 3C/min => 150C => 5C/min => 250C (10min) |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 1013. | Buttery, Teranishi, et al., 1990 | He, 30. C @ 25. min, 4. K/min, 200. C @ 5. min; Column length: 60. m; Column diameter: 0.25 mm |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 1010. | Chantreau, Rochat, et al., 2006 | 20. m/0.18 mm/0.18 μm; Program: not specified |
Capillary | DB-1 | 1010. | Chantreau, Rochat, et al., 2006 | 20. m/0.18 mm/0.18 μm; Program: not specified |
Capillary | DB-5 | 1043. | Acree and Arn, 2004 | Program: not specified |
Capillary | SE-30 | 1020. | Vinogradov, 2004 | Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP Wax 52 CB | 1406. | Birtic, Ginies, et al., 2009 | 30. m/0.32 mm/0.50 μm, Helium, 40. C @ 2. min, 4. K/min, 230. C @ 15. min |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1404. | Vinogradov, 2004 | Program: not specified |
References
Go To: Top, Phase change 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.
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Rochat S., de Saint Laumer J.Y., et al., 2007
Rochat S.; de Saint Laumer J.Y.; Chaintreau A.,
Analysis of sulfur compounds from the in-oven roast beef aroma by comprehensive two-dimensional gas chromatography,
J. Chromatogr. A, 2007, 1147, 1, 85-94, https://doi.org/10.1016/j.chroma.2007.02.039
. [all data]
Bianchi, Careri, et al., 2007
Bianchi, F.; Careri, M.; Mangia, A.; Musci, M.,
Retention indices in the analysis of food aroma volatile compounds in temperature-programmed gas chromatography: Database creation and evaluation of precision and robustness,
J. Sep. Sci., 2007, 39, 4, 563-572, https://doi.org/10.1002/jssc.200600393
. [all data]
Aubert, Baumann, et al., 2005
Aubert, C.; Baumann, S.; Arguel, H.,
Optimization of the Analysis of Flavor Volatile Compounds by Liquid-Liquid Microextraction (LLME). Application to the Aroma Analysis of Melons, Peaches, Grapes, Strawberries, and Tomatoes,
J. Agric. Food Chem., 2005, 53, 23, 8881-8895, https://doi.org/10.1021/jf0510541
. [all data]
Buttery, Teranishi, et al., 1990
Buttery, R.G.; Teranishi, R.; Ling, L.C.; Turnbaugh, J.G.,
Quantitative and sensory studies on tomato paste volatiles,
J. Agric. Food Chem., 1990, 38, 1, 336-340, https://doi.org/10.1021/jf00091a074
. [all data]
Chantreau, Rochat, et al., 2006
Chantreau, A.; Rochat, S.; de Saint Laumer, J.-Y.,
Re-investigation of sulfur impact odorants in roast beef using comprehensive two-dimensional GC-TOF-MS and the GC-SNIF,
Developments Food. Sci., 2006, 43, 601-604. [all data]
Acree and Arn, 2004
Acree, T.; Arn, H.,
Flavornet, 2004, retrieved from http://www.flavornet.org/. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Birtic, Ginies, et al., 2009
Birtic, S.; Ginies, C.; Causse, M.; Renard, C.M.G.C.; Page, D.,
Changes in volatiles and glycosides during fruit maturartion of two contrasted tomato (Solanum lycopersicum) lines,
J. Agric. Food Chem., 2009, 57, 2, 591-598, https://doi.org/10.1021/jf8023062
. [all data]
Notes
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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