Bentazepam

Suppliers

Names

[ CAS No. ]:
29462-18-8

[ Name ]:
Bentazepam

[Synonym ]:
Bentazepam
CI-718
Tiadipone
Thiadipone
1,3,6,7,8,9-Hexahydro-5-phenyl-2H-(1)benzothieno(2,3-e)-1,4-diazepin-2-one
QM-6008
5-phenyl-1,3,6,7,8,9-hexahydro-benzo[4,5]thieno[2,3-e][1,4]diazepin-2-one
Bentazepamum [INN-Latin]
2H-(1)BENZOTHIENO(2,3-e)-1,4-DIAZEPIN-2-ONE,1,3,6,7,8,9-HEXAHYDRO-5-PHENYL

Chemical & Physical Properties

[ Density]:
1.38g/cm3

[ Boiling Point ]:
532.6ºC at 760 mmHg

[ Molecular Formula ]:
C17H16N2OS

[ Molecular Weight ]:
296.38700

[ Flash Point ]:
275.9ºC

[ Exact Mass ]:
296.09800

[ PSA ]:
69.70000

[ LogP ]:
2.99000

[ Vapour Pressure ]:
2E-11mmHg at 25°C

[ Index of Refraction ]:
1.733

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DL8230000
CHEMICAL NAME :
2H-(1)Benzothieno(2,3-e)-1,4-diazepin-2-one, 1,3,6,7,8,9-hexahydro-5-phenyl-
CAS REGISTRY NUMBER :
29462-18-8
LAST UPDATED :
199612
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C17-H16-N2-O-S
MOLECULAR WEIGHT :
296.41

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - man
DOSE/DURATION :
129 mg/kg/17W-I
TOXIC EFFECTS :
Behavioral - anorexia (human) Behavioral - muscle weakness Liver - liver function tests impaired
REFERENCE :
LANCAO Lancet. (7 Adam St., London WC2N 6AD, UK) V.1- 1823- Volume(issue)/page/year: 343,860,1994
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 25,926,1975
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
980 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 25,926,1975
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
630 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 25,926,1975

Synthetic Route

Precursor & DownStream

Precursor

  • 5,6,7,8-tetrahydro-2-methyl-4H-cyclohepta[b]thiophen-4-one
  • (E)-3-amino-3-phenyl-2-(2-thioxo-cyclohexyl)-acrylonitrile
  • Glycine ethyl ester hydrochloride

DownStream