1,1-Bis(trimethylsilyl)-3-(o-chlorophenyl)-2-thiourea

Modify Date: 2025-09-14 00:41:35

1,1-Bis(trimethylsilyl)-3-(o-chlorophenyl)-2-thiourea Structure
1,1-Bis(trimethylsilyl)-3-(o-chlorophenyl)-2-thiourea structure
Common Name 1,1-Bis(trimethylsilyl)-3-(o-chlorophenyl)-2-thiourea
CAS Number 71457-01-7 Molecular Weight 331.02400
Density 1.09g/cm3 Boiling Point 337.4ºC at 760 mmHg
Molecular Formula C13H23ClN2SSi2 Melting Point N/A
MSDS N/A Flash Point 157.8ºC

 Names

Name 3-(2-chlorophenyl)-1,1-bis(trimethylsilyl)thiourea

 Chemical & Physical Properties

Density 1.09g/cm3
Boiling Point 337.4ºC at 760 mmHg
Molecular Formula C13H23ClN2SSi2
Molecular Weight 331.02400
Flash Point 157.8ºC
Exact Mass 330.08100
PSA 54.40000
LogP 5.22910
Index of Refraction 1.551
InChIKey UBNVDSQMONJSGK-UHFFFAOYSA-N
SMILES C[Si](C)(C)N(C(=S)Nc1ccccc1Cl)[Si](C)(C)C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YS2789100
CHEMICAL NAME :
Urea, 1,1-bis(trimethylsilyl)-3-(o-chlorophenyl)-2-thio-
CAS REGISTRY NUMBER :
71457-01-7
LAST UPDATED :
198305
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C13-H23-Cl-N2-S-Si2
MOLECULAR WEIGHT :
331.07

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 :
400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
INDRBA Indian Drugs. (Indian Drugs Manufacturers' Assoc., 102B, Poonam Chambers, Dr. A. B. Rd., Worli, Bombay 400 018, India) V.1- 1963- Volume(issue)/page/year: 16,231,1979
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