Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Pentanoic acid, 4-(methoxymethylphosphinyl)-2,2,4-trimethyl-3-oxo-, methyl ester
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Purity: 98.0%
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32674-72-9

32674-72-9 structure

32674-72-9 structure

Name: Pentanoic acid, 4-(methoxymethylphosphinyl)-2,2,4-trimethyl-3-oxo-, methyl ester
Chemical Name: methyl 4-[methoxy(methyl)phosphoryl]-2,2,4-trimethyl-3-oxopentanoate
CAS Number: 32674-72-9
Molecular Formula: C₁₁H₂₁O₅P
Molecular Weight: 264.25500
Create Date: 2017-09-05 01:49:33
Modify Date: 2025-08-24 11:15:58

Name	methyl 4-[methoxy(methyl)phosphoryl]-2,2,4-trimethyl-3-oxopentanoate
Synonyms	4-(p-Methoxy-p-methylphosphinyl)-3-oxo-2,2,4-trimethylvaleric acid methyl ester Methyl 4-(methoxy(methyl)phosphoryl)-2,2,4-trimethyl-3-oxopentanoate Methyl-<-5-methoxy-3,5-dioxo-2,4,4-trimethyl-pentyl-(2)>-phosphinsaeure-methylester Valeric acid,4-(p-methoxy-p-methylphosphinyl)-3-oxo-2,2,4-trimethyl-,methyl ester Methyl 4-((methoxy)methylphosphinyl)-2,2,4-trimethyl-3-oxovalerate

Density	1.095g/cm3
Boiling Point	313.9ºC at 760 mmHg
Molecular Formula	C₁₁H₂₁O₅P
Molecular Weight	264.25500
Flash Point	157.5ºC
Exact Mass	264.11300
PSA	79.48000
LogP	2.08760
Index of Refraction	1.438

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YV7650000

CHEMICAL NAME :: Valeric acid, 4-(p-methoxy-p-methylphosphinyl)-3-oxo-2,2,4-trimethy l-, methyl ester

CAS REGISTRY NUMBER :: 32674-72-9

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C11-H21-O5-P

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04873

HS Code	2931900090

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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