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Henan Tianfu Chemical Co., Ltd.
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Zhongshan Xingrui Chemical Co. , Ltd.
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Product Name: 1-Butylpyrrolidin-2-one
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3470-98-2

3470-98-2 structure

3470-98-2 structure

Name: 1-Butylpyrrolidin-2-one
Chemical Name: 1-butylpyrrolidin-2-one
CAS Number: 3470-98-2
Molecular Formula: C₈H₁₅NO
Molecular Weight: 141.211
Create Date: 2018-08-08 09:47:57
Modify Date: 2026-07-06 11:26:29

Name	1-butylpyrrolidin-2-one
Synonyms	1-Butyl-2-pyrrolidone 1-Butyl-2-pyrrolidone > N-Butylpyrrolidinone 1-butyl-2-pyrrolidione Butylpyrrolidon Butylpyrrolidone 2-Butyl-2-aza-1-cyclopentanone 2-PYRROLIDINONE,1-BUTYL T5NVTJ A4 1-Butyl-2-pyrrolizinone N-Butyl-2-pyrrolidone N-Butylpyrrolidone 1-Butyl-2-pyrolidone 1-Butylpyrrolidin-2-one Manufacturer/High quality CAS NO.3-2 MFCD00020876 1-Butyl-2-Pyrrodidone 1-N-Butyl-2-Pyrrolidone 1-N-BUTYL-2-PYRROLIDONE N-Butyl-2-pyrrolidinone 1-N-butyl-2-prrolidone 1-Butyl pyrrolidone 1-Butyl-2-pyrrolidinone 2-Pyrrolidinone, 1-butyl N-n-Butyl-2-pyrrolidone EINECS 222-437-8 N-Butyl-2-azacyclopentanone N-BUTYL-2-AZACYCLOPENTANONE 1-butyl-2-pyrrolidinon 1-BUTYL-2-PYRROLIDONE N-n-butyl-2-pyrrolidinone

Density	1.0±0.1 g/cm3
Boiling Point	243.8±9.0 °C at 760 mmHg
Molecular Formula	C₈H₁₅NO
Molecular Weight	141.211
Flash Point	103.0±9.3 °C
Exact Mass	141.115356
PSA	20.31000
LogP	1.20
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.467

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UY5746000

CHEMICAL NAME :: 2-Pyrrolidinone, 1-butyl-

CAS REGISTRY NUMBER :: 3470-98-2

BEILSTEIN REFERENCE NO. :: 0111543

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H15-N-O

MOLECULAR WEIGHT :: 141.24

WISWESSER LINE NOTATION :: T5NVTJ A4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Behavioral - ataxia Behavioral - antipsychotic

REFERENCE :: JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 60,1058,1971

Hazard Codes	T+
Safety Phrases	S23-S24/25
RTECS	UY5746000
HS Code	2933790090

Precursor 9
616-45-5 123-72-8 4538-09-4 201230-82-2
109-65-9 109-69-3 1912-32-9 542-69-8
96-48-0
DownStream 1
4543-95-7

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

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