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 Suppliers list
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 18871490254
Email: linda@hubeijusheng.com
Products Intro: Product Name:cinerin II
CAS:121-20-0
Purity:99% Package:5KG;1KG Remarks:C21H27O5-
Company Name: J & K SCIENTIFIC LTD.  
Tel: 010-82848833 400-666-7788
Email: jkinfo@jkchemical.com
Products Intro: Product Name:Cinerin II
CAS:121-20-0
Package:10Mg,25Mg
Company Name: Chemsky (shanghai) International Co.,Ltd  
Tel: 021-50135380
Email: shchemsky@sina.com
Products Intro: Product Name:Cinerin II;(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;
CAS:121-20-0
Purity:98+% Package:1Mg;5Mg;10Mg;50Mg;100Mg;500Mg
Company Name: Shanghai TaoSu Biochemical Technology Co., Ltd.  
Tel: 021-33632979
Email: info@tsbiochem.com
Products Intro: Product Name:Cinerin II
CAS:121-20-0
Purity:90% Package:10Mg;25Mg;;
Company Name: Alta Scientific Co., Ltd.  
Tel: 022-6537-8550 15522853686
Email: sales@altasci.com.cn
Products Intro: Product Name:cinerin II
CAS:121-20-0
Purity:99% Package:10mg;100mg;1g
3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate Basic information
Product Name:3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate
Synonyms:3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate;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)-;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;(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;Cinerin Ⅱ;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)-;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
MF:C21H28O5
MW:360.44
EINECS:204-454-2
Product Categories:Chiral Reagents
Mol File:121-20-0.mol
3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate Structure
3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate Chemical Properties
alpha D16 +16° (isooctane)
Boiling point bp0.001 182-184°
refractive index nD20 1.5183
EPA Substance Registry SystemCinerin II (121-20-0)
Safety Information
Hazard Codes Xn,N
Risk Statements 22-50/53
Safety Statements 60-61
RIDADR 2902
HazardClass 6.1(b)
PackingGroup III
Hazardous Substances Data121-20-0(Hazardous Substances Data)
MSDS Information
3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate Usage And Synthesis
UsesAn active insecticidal constituent of pyrethrum flowers. Oxidizes rapidly and becomes inactive in presence of air.
UsesInsecticide.
DefinitionChEBI: Cinerin II is a member of pyrethrins and a methyl ester.
3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate Preparation Products And Raw materials
Raw materials1R-trans-methyl caronaldehydate-->(4S)-4-hydroxy-3-methyl-2-prop-2-ynyl-cyclopent-2-en-1-one-->Iodomethane-->TRANS-(+)-CHRYSANTHEMIC ACID
Tag:3-(but-2-enyl)-2-methyl-4-oxocyclopent-2-enyl2,2-dimethyl-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)cyclopropanecarboxylate(121-20-0) Related Product Information