Pyrethrin II
- Formula: C22H28O5
- Molecular weight: 372.4547
- IUPAC Standard InChI: InChI=1S/C22H28O5/c1-7-8-9-10-15-14(3)18(12-17(15)23)27-21(25)19-16(22(19,4)5)11-13(2)20(24)26-6/h7-9,11,16,18-19H,1,10,12H2,2-6H3/b9-8+,13-11+
- IUPAC Standard InChIKey: VJFUPGQZSXIULQ-VKTMSVCMSA-N
- CAS Registry Number: 121-29-9
- 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: Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl ester, [1R-[1α[S*(Z)],3β(E)]]-; Cyclopropaneacrylic acid, 3-carboxy-α,2,2-trimethyl-, 1-methyl ester, ester with 4-hydroxy-3-methyl-2-(2,4-pentadienyl)-2-cyclopenten-1-one; (+)-Pyrethronyl (+)-pyrethrate; Cyclopropanecarboxylic acid, 3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimethyl-, 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl ester; Pyrethrin; Pyrethrin 2; Chrysanthemumdicarboxylic acid monomethyl ester pyrethrolone ester; ENT 7,543; Pyrethrolone, chrysanthemum dicarboxlic acid methyl ester ester; Pyrethrolone ester of chrsanthemumdicarboxylic acid monomethyl ester; Pyretrin II; Biospray S; Cyclopropanecarboxylic acid, 3-[(1E)-3-methoxy-2-methyl-3-oxo-1-propenyl]-2,2-dimethyl-, (1S)-2-methyl-4-oxo-3-(2Z)-2,4-pentadienyl-2-cyclopenten-1-yl ester, (1R,3R)-; 2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl [1R-[1α[S*(Z)](3β)-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate
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Normal alkane RI, non-polar column, custom temperature program
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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 | Capillary | Capillary |
|---|---|---|
| Active phase | 5 % Phenyl methyl siloxane | 5 % Phenyl methyl siloxane |
| Column length (m) | 30. | 30. |
| Carrier gas | Helium | Helium |
| Substrate | ||
| Column diameter (mm) | 0.25 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 |
| Program | 50 0C(1 min) 25 0C/min -> 125 0C 10 0C/min -> 300 0C (10 min) | 50 0C(1 min) 25 0C/min -> 125 0C 10 0C/min -> 300 0C (10 min) |
| I | 2615. | 2629. |
| Reference | Department of Food Safety and Welfare, 2006 | Department of Food Safety and Welfare, 2006 |
| Comment | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Department of Food Safety and Welfare, 2006
Department of Food Safety, Ministry of Health; Welfare,
Analytical methods for residual compositional substances of agricultural chemicals, feed aadditives, and veterinary drugs in foods, 2006, retrieved from http://www.mhlw.go.jp/english/topics/foodsafety/positivelist060228/de/060526-1a.pdf. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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