Thiophene, 3-methyl-

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Normal alkane RI, polar column, temperature ramp

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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

Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase HP-InnowaxHP-WaxDB-WaxHP-WaxSupelcowax-10
Column length (m) 15.60.30.60.60.
Carrier gas HeliumHeHeHeHe
Substrate      
Column diameter (mm) 0.320.250.530.250.25
Phase thickness (μm) 0.500.51.0.50.25
Tstart (C) 40.40.40.40.35.
Tend (C) 250.190.225.190.200.
Heat rate (K/min) 3.3.6.3.4.
Initial hold (min)  6.5.6.10.
Final hold (min)   30.  
I 1101.1127.1110.1127.1130.
ReferencePuvipirom and Chaisei, 2012Sanz, Maeztu, et al., 2002Cadwallader and Heo, 2001Sanz, Ansorena, et al., 2001Girard and Durance, 2000
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase HP-InnowaxDB-WaxCarbowax 20MCarbowax 20MCarbowax 20M
Column length (m) 30.60.100.100.100.
Carrier gas HeHe  N2
Substrate      
Column diameter (mm) 0.250.250.250.250.25
Phase thickness (μm) 0.25    
Tstart (C) 40.40.70.70.70.
Tend (C) 190.200.170.170.170.
Heat rate (K/min) 4.2.1.1.1.
Initial hold (min) 3.2.   
Final hold (min) 10.    
I 1123.1120.1123.1127.1123.
ReferenceKubec, Drhová, et al., 1999Umano, Hagi, et al., 1995Shibamoto and Russell, 1977Shibamoto and Russell, 1977Shibamoto and Russell, 1976
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type Capillary
Active phase Carbowax 20M
Column length (m) 100.
Carrier gas N2
Substrate  
Column diameter (mm) 0.25
Phase thickness (μm)  
Tstart (C) 70.
Tend (C) 170.
Heat rate (K/min) 1.
Initial hold (min)  
Final hold (min)  
I 1127.
ReferenceShibamoto and Russell, 1976
Comment MSDC-RI

References

Go To: Top, Normal alkane RI, polar column, temperature ramp, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Puvipirom and Chaisei, 2012
Puvipirom, J.; Chaisei, S., Contribution of roasted grains and seeds in aroma of oleang (Thai coffee drink), Int. Food Res. J., 2012, 19, 2, 583-588. [all data]

Sanz, Maeztu, et al., 2002
Sanz, C.; Maeztu, L.; Zapelena, M.J.; Bello, J.; Cid, C., Profiles of volatile compounds and sensory analysis of three blends of coffee: influence of different proportions of Arabica and Robusta and influence of roasting coffee with sugar, J. Sci. Food Agric., 2002, 82, 8, 840-847, https://doi.org/10.1002/jsfa.1110 . [all data]

Cadwallader and Heo, 2001
Cadwallader, K.R.; Heo, J., Aroma of roasted sesame oil: characterization by direct thermal desorption-gas chromatography-olfactometry and sample dilution analysis, Am. Chem. Soc. Symp. Ser., 2001, 782, 187-202. [all data]

Sanz, Ansorena, et al., 2001
Sanz, C.; Ansorena, D.; Bello, J.; Cid, C., Optimizing headspace temperature and time sampling for identification of volatile compounds in ground roasted Arabica coffee, J. Agric. Food Chem., 2001, 49, 3, 1364-1369, https://doi.org/10.1021/jf001100r . [all data]

Girard and Durance, 2000
Girard, B.; Durance, T., Headspace volatiles of sockeye and pink salmon as affected by retort process, Food Chem. Toxicol., 2000, 65, 1, 34-39. [all data]

Kubec, Drhová, et al., 1999
Kubec, R.; Drhová, V.; Velísek, J., Volatile compounds thermally generated from S-propylcysteine and S-propylcysteine sulfoxide - aroma precursors of Allium vegetables, J. Agric. Food Chem., 1999, 47, 3, 1132-1138, https://doi.org/10.1021/jf980974z . [all data]

Umano, Hagi, et al., 1995
Umano, K.; Hagi, Y.; Nakahara, K.; Shyoji, A.; Shibamoto, T., Volatile chemicals formed in the headspace of a heated D-glucose/L-cysteine Maillard model system, J. Agric. Food Chem., 1995, 43, 8, 2212-2218, https://doi.org/10.1021/jf00056a046 . [all data]

Shibamoto and Russell, 1977
Shibamoto, T.; Russell, G.F., A study of the volatiles isolated from a D-glucose-hydrogen sulfide-ammonia model system, J. Agric. Food Chem., 1977, 25, 1, 109-112, https://doi.org/10.1021/jf60209a054 . [all data]

Shibamoto and Russell, 1976
Shibamoto, T.; Russell, G.F., Study of meat volatiles associated with aroma generated in a D-glucose-hydrogen sulfide-ammonia model system, J. Agric. Food Chem., 1976, 24, 4, 843-846, https://doi.org/10.1021/jf60206a047 . [all data]


Notes

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