Indole, 3-methyl-
- Formula: C9H9N
- Molecular weight: 131.1745
- IUPAC Standard InChI: InChI=1S/C9H9N/c1-7-6-10-9-5-3-2-4-8(7)9/h2-6,10H,1H3
- IUPAC Standard InChIKey: ZFRKQXVRDFCRJG-UHFFFAOYSA-N
- CAS Registry Number: 83-34-1
- 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: Skatole; 1H-Indole, 3-methyl-; β-Methylindole; Scatole; Skatol; 3-Methylindole; 3-MI; 3-Methyl-1H-indole; NSC 122024; 3-Methylindole (skatol); 3-methylindole (skatole); Indole, 3-methyl- (skatole)
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Normal alkane RI, polar column, temperature ramp
Go To: Top, 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
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | FFAP | DB-Wax | DB-Wax | DB-FFAP | HP-FFAP |
| Column length (m) | 30. | 30. | 15. | 30. | 50. |
| Carrier gas | Helium | Helium | He | He | |
| Substrate | |||||
| Column diameter (mm) | 0.32 | 0.32 | 0.32 | 0.32 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.5 |
| Tstart (C) | 40. | 40. | 40. | 35. | |
| Tend (C) | 240. | 240. | 230. | 230. | 230. |
| Heat rate (K/min) | 6. | 6. | 6. | 6. | 6. |
| Initial hold (min) | 2. | 2. | |||
| Final hold (min) | 5. | 20. | 5. | 15. | |
| I | 2484. | 2500. | 2459. | 2490. | 2500. |
| Reference | Christlbauer and Schieberle, 2009 | Mallia, Escher, et al., 2009 | Kishimoto, Wanikawa, et al., 2006 | Sanz, Czerny, et al., 2002 | Preininger and Ullrich, 2001 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | 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.
Christlbauer and Schieberle, 2009
Christlbauer, M.; Schieberle, P.,
Characterization of the key aroma compounds in beef and pork vegetable gravies a la chef by application of the aroma extract dilution analysis,
J. Agric. Food Chem., 2009, 57, 19, 9114-9112, https://doi.org/10.1021/jf9023189
. [all data]
Mallia, Escher, et al., 2009
Mallia, S.; Escher, F.; Dubois, S.; Schieberle, P.; Schlichtherle-Cerny, H.,
Characterization and quantification of odor-active compounds in unsaturated fatty acid/conjugated linoleic acid (UFA/CLA)-enriched butter and in conventional butter during storage and induced oxidation,
J. Agric. Food Chem., 2009, 57, 16, 7464-7472, https://doi.org/10.1021/jf9002158
. [all data]
Kishimoto, Wanikawa, et al., 2006
Kishimoto, T.; Wanikawa, A.; Kono, K.; Shibata, K.,
Comparison of the Odor-Active Compounds in Unhopped Beer and Beers Hopped with Different Hop Varieties,
J. Agric. Food Chem., 2006, 54, 23, 8855-8861, https://doi.org/10.1021/jf061342c
. [all data]
Sanz, Czerny, et al., 2002
Sanz, C.; Czerny, M.; Cid, C.; Schieberle, P.,
Comparison of potent odorants in a filtered coffee brew and in an instant coffee beverage by aroma extract dilution analysis (AEDA),
Eur. Food Res. Technol., 2002, 214, 4, 299-302, https://doi.org/10.1007/s00217-001-0459-9
. [all data]
Preininger and Ullrich, 2001
Preininger, M.; Ullrich, F.,
Trace compound analysis for off-flavor characterization of micromilled milk powder,
Am. Chem. Soc. Symp. Ser., 2001, 782, 46-61. [all data]
Notes
Go To: Top, Normal alkane RI, polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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