121-29-9

Name	PYRETHRIN 2
CAS	121-29-9
EINECS(EC#)	204-462-6
Molecular Formula	C22H28O5
MDL Number	MFCD00870484
Molecular Weight	372.46
MOL File	121-29-9.mol

Synonyms

ent7,543 pyrethrin pyretrinii pyrethrinii Pyrethrin Ⅱ pyrethrineii pyrethrins II 3beta(e)))-*(z) 3beta(e)]]-lpha[s(z) Pyrethrum flowers slag powder (+)-pyrethronyl(+)-pyrethrate xo-1-propenyl)-2,2-dimethylcyclopropanecarboxylate pyrethrolone,chrysanthemumdicarboxlicacidmethylesterester pyrethrolone,chrysanthemumdicarboxylicacidmethylesterester 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-ylester chrysanthemumdicarboxylicacidmonomethylesterpyrethroloneester chrysanthemumdicarboxylicacidmonomethylesterpyrethroloneester. pyrethroloneesterofchrsanthemumdicarboxylicacidmonomethylester with4-hydroxy-3-methyl-2-(2,4-pentadienyl)-2-cyclopenten-1-one yl-,2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-ylester,[1theta-[1a cyclopropaneacrylicacid,3-carboxy-alpha,2,2-trimethyl-,1-methylester,ester yl-,2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-ylester,(1r-(1alpha(s cyclopropanecarboxylicacid,3-(3-methoxy-2-methyl-3-oxo-1-propenyl)-2,2-dimeth 2-methyl-4-oxo-3-(2,4-pentadienyl)-2-cyclopenten-1-yl3-(3-methoxy-2-methyl-3-o 2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl 3-(2-methoxycarbonylprop-1-enyl)-2,2-dimethylcyc 2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl3-(2-methoxycarbonylprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate 2-Methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl-[1R-[1a [S*(Z)], (3b) ]]-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)-2,2-dimethylcyclopropancarboxylat 2-methyl-4-oxo-3-(penta-2,4-dienyl)cyclopent-2-enyl [1R-[1alpha[S*(Z)](3beta)-3-(3-methoxy-2-methyl-3-oxoprop-1-enyl)-2,2-dimethylcyclopropanecarboxylate (1R,3R)-3-[(E)-2-Methoxycarbonyl-1-propenyl]-2,2-dimethylcyclopropanecarboxylic acid (S)-2-methyl-4-oxo-3-[(2Z)-2,4-pentadienyl]-2-cyclopenten-1-yl ester (1R,3R)-3-[(E)-3-Methoxy-2-methyl-3-oxo-1-propenyl]-2,2-dimethylcyclopropanecarboxylic acid (S)-2-methyl-4-oxo-3-[(Z)-2,4-pentadienyl]-2-cyclopenten-1-yl ester 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 pyrethrin II 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)- Cyclopropanecarboxylicacid, 3-[(1E)-3-methoxy-2-methyl-3-oxo-1-propen-1-yl]-2,2-dimethyl-,(1S)-2-methyl-4-oxo-3-(2Z)-2,4-pentadien-1-yl-2-cyclopenten-1-yl ester,(1R,3R)-

Chemical Properties

alpha	D19 +14.7° (isooctane-ether)
Boiling point	bp0.007 192-193°
density	1.12±0.1 g/cm3(Predicted)
refractive index	nD20 1.5355
CAS DataBase Reference	121-29-9
EPA Substance Registry System	Pyrethrin II (121-29-9)

Safety Data

Hazard Codes	Xn,N
Risk Statements	20/21/22-50/53 less more
Safety Statements	13-60-61 less more
RIDADR	2902
HazardClass	6.1(b)
PackingGroup	III
HS Code	29183000
Safety Profile	Poison experimentally by ingestion and intravenous routes. Moderately toxic to humans by unspecified route. An allergen. When heated to decomposition it emits acrid smoke and irritating fumes. An insecticide. See also other pyrethrin entries. less more
Hazardous Substances Data	121-29-9(Hazardous Substances Data)
Toxicity	man,LDLo,unreported,1029mg/kg (1029mg/kg),"Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970Vol. 2, Pg. 73, 1970. less more

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