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Product Name: methothrin
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34388-29-9

34388-29-9 structure

34388-29-9 structure

Name: methothrin
Chemical Name: methothrin
CAS Number: 34388-29-9
Molecular Formula: C₁₉H₂₆O₃
Molecular Weight: 302.40800
Catalog: Chemical pesticide Insecticide Pyrethroid insecticide
Create Date: 2018-06-26 19:16:04
Modify Date: 2025-09-18 18:12:19

Name	methothrin
Synonyms	[4-(methoxymethyl)phenyl]methyl (1Ξ,3Ξ)-2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylate methothryn [4-(methoxymethyl)phenyl]methyl 2,2-dimethyl-3-(2-methyl-1-propen-1-yl)cyclopropanecarboxylate 1RS,3SR)-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate 2,2-Dimethyl-3-(2-methylpropyl)cyclopropanecarboxylic acid p-(methoxymethyl)benzyl ester 4-(methoxymethyl)benzyl (1RS)-cis,trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate CHRYSANTHEMUMMONOCARBOXYLATE yl)benzylester 4-(methoxymethyl)benzyl (1RS,3RS 4-(methoxymethyl)benzyl (±)-cis-trans-chrysanthemate mbpyrethroid METHOTHRIN enzylester

Density	1.075 g/cm3
Boiling Point	369.639ºC at 760 mmHg
Molecular Formula	C₁₉H₂₆O₃
Molecular Weight	302.40800
Flash Point	154.79ºC
Exact Mass	302.18800
PSA	35.53000
LogP	4.11460
Index of Refraction	1.501

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GZ1800000

CHEMICAL NAME :: Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methylpropenyl)-, p-(methoxymethyl) benzyl ester

CAS REGISTRY NUMBER :: 34388-29-9

LAST UPDATED :: 198806

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C19-H26-O3

MOLECULAR WEIGHT :: 302.45

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: CHYCDW Zhonghua Yufangyixue Zazhi. Chinese Journal of Preventive Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) Beginning history not known. Volume(issue)/page/year: 17,8,1983 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 900 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CHYCDW Zhonghua Yufangyixue Zazhi. Chinese Journal of Preventive Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) Beginning history not known. Volume(issue)/page/year: 17,8,1983

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1747 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CHYCDW Zhonghua Yufangyixue Zazhi. Chinese Journal of Preventive Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) Beginning history not known. Volume(issue)/page/year: 17,8,1983

Hazard Codes	T
Risk Phrases	R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Phrases	S22-S36
RIDADR	3439

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