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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: N-PHENYLMONOTHIOSUCCINIMIDE
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4166-09-0

4166-09-0 structure

4166-09-0 structure

Name: N-PHENYLMONOTHIOSUCCINIMIDE
Chemical Name: 1-phenyl-5-sulfanylidenepyrrolidin-2-one
CAS Number: 4166-09-0
Molecular Formula: C₁₀H₉NOS
Molecular Weight: 191.25000
Create Date: 2017-12-16 01:16:09
Modify Date: 2025-08-26 18:50:15

Name	1-phenyl-5-sulfanylidenepyrrolidin-2-one
Synonyms	N-Phenylmonothiosuccinimide Succinimide,N-phenyl-2-thio Succinimide,N-phenylthio N-Phenyl-monothio-succinimid 2-Pyrrolidinone,1-phenyl-5-thioxo 1-phenyl-5-thioxo-pyrrolidin-2-one USAF WI-2 1-Phenyl-2-thiosuccinimide N-Phenyl-thiosuccinimid

Density	1.3g/cm3
Boiling Point	302.1ºC at 760 mmHg
Molecular Formula	C₁₀H₉NOS
Molecular Weight	191.25000
Flash Point	136.5ºC
Exact Mass	191.04000
PSA	52.40000
LogP	2.20580
Index of Refraction	1.666

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WN3445000

CHEMICAL NAME :: Succinimide, N-phenyl-2-thio-

CAS REGISTRY NUMBER :: 4166-09-0

BEILSTEIN REFERENCE NO. :: 0140679

LAST UPDATED :: 199710

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C10-H9-N-O-S

MOLECULAR WEIGHT :: 191.26

WISWESSER LINE NOTATION :: T5VNVTJ BR& DSH

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 :: 250 mg/kg

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

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD607-952

HS Code	2933790090

83-25-0 structure

83-25-0

~55%

4166-09-0 structure

4166-09-0

Literature: Milewska, Maria J.; Bytner, Tomasz; Polonski, Tadeusz Synthesis, 1996 , # 12 p. 1485 - 1488

Precursor 1
83-25-0
DownStream 1
4641-57-0

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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