2-Pyrrolidinone, 1-methyl-
- Formula: C5H9NO
- Molecular weight: 99.1311
- IUPAC Standard InChI: InChI=1S/C5H9NO/c1-6-4-2-3-5(6)7/h2-4H2,1H3
- IUPAC Standard InChIKey: SECXISVLQFMRJM-UHFFFAOYSA-N
- CAS Registry Number: 872-50-4
- 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: M-Pyrol; N-Methyl-α-pyrrolidinone; N-Methyl-α-pyrrolidone; N-Methyl-γ-butyrolactam; N-Methyl-2-pyrrolidinone; N-Methyl-2-pyrrolidone; N-Methylpyrrolidinone; N-Methylpyrrolidone; NMP; 1-Methyl-2-Pyrrolidinone; 1-Methyl-2-pyrrolidone; 1-Methyl-5-pyrrolidinone; 1-Methylpyrrolidinone; 2-Pyrrolidone, 1-methyl-; 1-Methylazacyclopentane-2-one; 1-Methylpyrrolidone; N-Methylpyrrolidone-(2); N-Methylpyrrolid-2-one; Methylpyrrolidone; 1-Methylazacyclopentan-2-one; Agsolex 1; N 0131; N-Methyl-gamma-butyrolactam; Micropure ultra; NSC 4594
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Normal alkane RI, non-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 | HP-5 | MDN-5 | MDN-5 | OV-101 | DB-5 |
| Column length (m) | 60. | 60. | 60. | 25. | 25. |
| Carrier gas | He | He | He | N2/He | Helium |
| Substrate | |||||
| Column diameter (mm) | 0.32 | 0.25 | 0.25 | 0.20 | 0.20 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.10 | 0.33 |
| Tstart (C) | 30. | 40. | 40. | 50. | 40. |
| Tend (C) | 260. | 270. | 270. | 250. | 270. |
| Heat rate (K/min) | 2. | 4. | 4. | 6. | 5. |
| Initial hold (min) | 2. | 4. | 4. | 1. | |
| Final hold (min) | 28. | 5. | 5. | 15. | |
| I | 1045.5 | 1045. | 1043. | 1012. | 1034. |
| Reference | Leffingwell and Alford, 2005 | van Loon, Linssen, et al., 2005 | van Loon, Linssen, et al., 2005 | Zenkevich, 2005 | Savel'eva, Zenkevich, et al., 2003 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | RTX-5 | BP-1 | DB-5 |
| Column length (m) | 20. | 50. | 60. |
| Carrier gas | He | He | He |
| Substrate | |||
| Column diameter (mm) | 0.18 | 0.22 | 0.32 |
| Phase thickness (μm) | 0.4 | 0.75 | 1.0 |
| Tstart (C) | 20. | 50. | 40. |
| Tend (C) | 290. | 200. | 240. |
| Heat rate (K/min) | 40. | 5. | 3. |
| Initial hold (min) | 3.5 | ||
| Final hold (min) | 0.5 | ||
| I | 1083. | 1009. | 1042. |
| Reference | Sies A., Hirsch R., et al., 2002 | Health Safety Executive, 2000 | Berdague, Denoyer, et al., 1991 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-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.
Leffingwell and Alford, 2005
Leffingwell, J.C.; Alford, E.D.,
Volatile constituents of Perique tobacco,
Electron. J. Environ. Agric. Food Chem., 2005, 4, 2, 899-915. [all data]
van Loon, Linssen, et al., 2005
van Loon, W.A.M.; Linssen, J.P.H.; Legger, A.; Posthumus, M.A.; Voragen, A.G.J.,
Identification and olfactometry of French fries flavour extracted at mouth conditions,
Food Chem., 2005, 90, 3, 417-425, https://doi.org/10.1016/j.foodchem.2004.05.005
. [all data]
Zenkevich, 2005
Zenkevich, I.G.,
Experimentally measured retention indices., 2005. [all data]
Savel'eva, Zenkevich, et al., 2003
Savel'eva, E.I.; Zenkevich, I.G.; Radilov, A.S.,
Identification the Products of Chemical Neutralization of O-Isobutyl-S-(2-diethylaminoethyl)methylthiophosphonate in the Composition of Bitumen-Salt Matrices,
Zh. Anal. Khim. (Rus.), 2003, 58, 2, 135-145. [all data]
Sies A., Hirsch R., et al., 2002
Sies A.; Hirsch R.; Löscher R.; Tablack P.; Guth H.,
Direct thermal desorption and Fast-GC-TOF-MS for a rapid quality control of hazelnuts, 10th Weurman Flavour Research Symposium, 24 - 28 June 2002, Beaune, France, 2002. [all data]
Health Safety Executive, 2000
Health Safety Executive,
MDHS 96 Volatile organic compounds in air - Laboratory method using pumed solid sorbent tubes, solvent desorption and gas chromatography
in Methods for the Determination of Hazardous Substances (MDHS) guidance, Crown, Colegate, Norwich, 2000, 1-24, retrieved from http://www.hse.gov.uk/pubns/mdhs/pdfs/mdhs96.pdf. [all data]
Berdague, Denoyer, et al., 1991
Berdague, J.-L.; Denoyer, C.; Le Quéré, J.-L.; Semon, E.,
Volatile components of dry-cured ham,
J. Agric. Food Chem., 1991, 39, 7, 1257-1261, https://doi.org/10.1021/jf00007a012
. [all data]
Notes
Go To: Top, Normal alkane RI, non-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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