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121-20-0

121-20-0 Structure

121-20-0 Structure
IdentificationBack Directory
[Name]

3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate
[CAS]

121-20-0
[Synonyms]

Cinerin Ⅱ
3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate
3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate
cinerin II 3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl 2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate
(1R,3R)-3-[(E)-3-Methoxy-2-methyl-3-oxo-1-propenyl]-2,2-dimethylcyclopropanecarboxylic acid (S)-3-[(Z)-2-butenyl]-2-methyl-4-oxo-2-cyclopenten-1-yl
Cyclopropanecarboxylic acid, 3-(1E)-3-methoxy-2-methyl-3-oxo-1-propenyl-2,2-dimethyl-, (1S)-3-(2Z)-2-butenyl-2-methyl-4-oxo-2-cyclopenten-1-yl ester, (1R,3R)-
(1R,3R)-3-[(1E)-3-Methoxy-2-Methyl-3-oxo-1-propen-1-yl]-2,2-diMethylcyclopropanecarboxylic Acid (1S)-3-(2Z)-2-Buten-1-yl-2-Methyl-4-oxo-2-cyclopenten-1-yl Ester
Cyclopropanecarboxylic acid, 3-[(1E)-3-methoxy-2-methyl-3-oxo-1-propen-1-yl]-2,2-dimethyl-, (1S)-3-(2Z)-2-buten-1-yl-2-methyl-4-oxo-2-cyclopenten-1-yl ester, (1R,3R)-
[EINECS(EC#)]

204-454-2
[Molecular Formula]

C21H28O5
[MOL File]

121-20-0.mol
[Molecular Weight]

360.44
Chemical PropertiesBack Directory
[alpha ]

D16 +16° (isooctane)
[Boiling point ]

bp0.001 182-184°
[refractive index ]

nD20 1.5183
[EPA Substance Registry System]

Cinerin II (121-20-0)
Safety DataBack Directory
[Hazard Codes ]

Xn,N
[Risk Statements ]

22-50/53
[Safety Statements ]

60-61
[RIDADR ]

2902
[HazardClass ]

6.1(b)
[PackingGroup ]

III
[Hazardous Substances Data]

121-20-0(Hazardous Substances Data)
Hazard InformationBack Directory
[Uses]

An active insecticidal constituent of pyrethrum flowers. Oxidizes rapidly and becomes inactive in presence of air.
[Uses]

Insecticide.
[Definition]

ChEBI: Cinerin II is a member of pyrethrins and a methyl ester.
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