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China
Product Name: Ethanone,1-(3,3-dimethyl-2-oxiranyl)-
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4478-63-1

4478-63-1 structure

4478-63-1 structure

Name: Ethanone,1-(3,3-dimethyl-2-oxiranyl)-
Chemical Name: 1-(3,3-dimethyloxiran-2-yl)ethanone
CAS Number: 4478-63-1
Molecular Formula: C₆H₁₀O₂
Molecular Weight: 114.14200
Create Date: 2017-01-05 12:38:18
Modify Date: 2025-09-20 21:30:34

Name	1-(3,3-dimethyloxiran-2-yl)ethanone
Synonyms	1-(3,3-dimethyl-oxiranyl)-ethanone 4-Methyl-3,4-epoxypentan-2-one 1-(3,3-dimethyloxiran-2-yl)ethan-1-one 3-Acetyl-2,2-dimethyl-oxiran EINECS 224-758-9 3,4-epoxy-4-methyl-2-pentanone 3,4-epoxy-4-methylpentane-2-one Epoxymesityl oxide 3-Acetyl-2,2-dimethyloxirane 2-Pentanone,3,4-epoxy-4-methyl 3,3-Dimethyl-2-acetyloxirane 4-methyl-3,4-epoxy-2-pentanone 3,4-Epoxy-4-methylpentan-2-one

Density	1.001g/cm3
Boiling Point	140.3ºC at 760mmHg
Molecular Formula	C₆H₁₀O₂
Molecular Weight	114.14200
Flash Point	35.3ºC
Exact Mass	114.06800
PSA	29.60000
LogP	0.75280
Index of Refraction	1.428

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SA8925000

CHEMICAL NAME :: 2-Pentanone, 3,4-epoxy-4-methyl-

CAS REGISTRY NUMBER :: 4478-63-1

LAST UPDATED :: 199012

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C6-H10-O2

MOLECULAR WEIGHT :: 114.16

WISWESSER LINE NOTATION :: T3OTJ B1 B1 CV1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1610 mg/kg

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

REFERENCE :: SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,6,1961

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2240 mg/kg

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

REFERENCE :: SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,6,1961

HS Code	2914190090

Precursor 0
DownStream 10
5042-53-5 563-80-4 141-79-7 123-42-2
116-09-6 7795-79-1 108-10-1 22954-83-2
7493-58-5 77219-10-4

HS Code	2914190090
Summary	2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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