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Product Name: methyl 3-[(dimethoxyphosphinyl)oxy]isocrotonate
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338-45-4

338-45-4 structure

338-45-4 structure

Name: cis-mevinphos
Chemical Name: methyl (Z)-3-dimethoxyphosphoryloxybut-2-enoate
CAS Number: 338-45-4
Molecular Formula: C₇H₁₃O₆P
Molecular Weight: 224.14800
Catalog: analytical chemistry Standard Pesticides, veterinary drugs and fertilizers
Create Date: 2018-08-02 23:20:59
Modify Date: 2026-07-01 22:21:29

Name	methyl (Z)-3-dimethoxyphosphoryloxybut-2-enoate
Synonyms	TRANS-MEVINPHOS PESTANAL Einecs -6 Crotonic acid, 3-hydroxy-, methyl ester, dimethyl phosphate, (Z) MEVINPHOS-CIS-ISOMER 3-dimethoxyphosphoryloxy-trans-crotonic acid methyl ester (Z)-3-(Dimethoxyphosphinyloxy)-2-butenoic acid methyl ester PestiMix 4 5 μg/mL in Acetonitrile:Acetone (72:13.5) dimethyl 2-carbomethoxy-1-methylvinyl phosphate trans-Mevinphos methyl 3-[(dimethoxyphosphinyl)oxy]isocrotonate C15222000 (Z)-Mevinphos (trans-butenoiCacid) 2-Butenoic acid, 3-((dimethoxyphosphinyl)oxy)-, methyl ester, (2Z) 2-Butenoic acid, 3-((dimethoxyphosphinyl)oxy)-, methyl ester, (Z) cis-Mevinphos D6 LC PestiMix 7 10 μg/mL in Acetonitrile trans-Mevinphos solution 3-hydroxy-,methylester,dimethylphosphate,(z)-crotonicaci (Z)-Mevinphos Standd z-mevinphos (trans-butenoic acid) EINECS 206-417-6 Methyl (Z)-3-((dimethoxyphosphoryl)oxy)but-2-enoate Z-MEVINPHOS (CIS) trans-Phosdrin beta-mevinphos 3-((dimethoxyphosphinyl)oxy)-,methylester,(z)-2-butenoicaci Z-MEVINPHOS CIS-MEVINPHOS trans-phosdrin

Molecular Formula	C₇H₁₃O₆P
Molecular Weight	224.14800
Exact Mass	224.04500
PSA	80.87000
LogP	1.48070
Storage condition	2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GQ5251000

CHEMICAL NAME :: Crotonic acid, 3-hydroxy-, methyl ester, dimethyl phosphate, (Z)-

CAS REGISTRY NUMBER :: 338-45-4

LAST UPDATED :: 199709

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C7-H13-O6-P

MOLECULAR WEIGHT :: 224.17

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >250 mg/kg

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

REFERENCE :: BECTA6 Bulletin of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1966- Volume(issue)/page/year: 14,325,1975

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 45 mg/kg

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

REFERENCE :: BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 16,1703,1967

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H312-H319-H332
Precautionary Statements	P280-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	F,Xn,N,T+
Risk Phrases	11-20/21/22-36-50/53-27/28
Safety Phrases	16-36/37-61-60-45-28-23
RIDADR	UN 1648 3/PG 2
RTECS	GQ5251000
HS Code	2931900090

4755-81-1 structure

4755-81-1

121-45-9 structure

121-45-9

~%

298-01-1 structure

298-01-1

338-45-4 structure

338-45-4

Literature: Shell Devel.Co. Patent: US2685552 , 1952 ;

Precursor 2
4755-81-1 121-45-9
DownStream 2
813-78-5 15461-33-3

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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