Flurazepam dihydrochloride

Names

[ Name ]:
Flurazepam dihydrochloride

[Synonym ]:
7-chloro-1-[2-(diethylamino)ethyl]-5-(2-fluorophenyl)-3H-1,4-benzodiazepin-2-one,dihydrochloride
EINECS 214-630-0
MFCD00058189

Chemical & Physical Properties

[ Boiling Point ]:
551.4ºC at 760mmHg

[ Molecular Formula ]:
C₂₁H₂₅Cl₃FN₃O

[ Molecular Weight ]:
460.80000

[ Flash Point ]:
287.2ºC

[ Exact Mass ]:
459.10500

[ PSA ]:
35.91000

[ LogP ]:
5.10950

[ Appearance of Characters ]:
solid | light yellow

[ Vapour Pressure ]:
3.34E-12mmHg at 25°C

[ Storage condition ]:
2-8°C

[ Water Solubility ]:
45% (w/v) aq 2-hydroxypropyl-β-cyclodextrin: <6 mg/mL

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DF0875000

CHEMICAL NAME :: 2H-1,4-Benzodiazepin-2-one, 7-chloro-1-(2-(diethylamino)ethyl)-5-(o-fluorophenyl) -, 1,3-dihydro-, dihydrochloride

CAS REGISTRY NUMBER :: 1172-18-5

LAST UPDATED :: 199710

DATA ITEMS CITED :: 12

MOLECULAR FORMULA :: C21-H23-Cl-F-N3-O.2Cl-H

MOLECULAR WEIGHT :: 460.84

WISWESSER LINE NOTATION :: T67 GNV JN IHJ CG G2N2&2 KR BF &GH 2

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 :: 879 mg/kg

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

REFERENCE :: YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 26,741,1975

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 152 mg/kg

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

REFERENCE :: YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 26,741,1975

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 859 mg/kg

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

REFERENCE :: NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,706,1982

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 38700 ug/kg

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

REFERENCE :: YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 26,741,1975

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 596 mg/kg

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

REFERENCE :: YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 26,741,1975

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 186 mg/kg

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

REFERENCE :: YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 26,741,1975

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 440 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - changes in motor activity (specific assay) Behavioral - ataxia

REFERENCE :: OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 14,637,1977

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 59100 ug/kg

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

REFERENCE :: YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo, Japan) V.1- 1950- Volume(issue)/page/year: 26,741,1975

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 568 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 178,216,1969 *** REVIEWS *** TOXICOLOGY REVIEW CLPTAT Clinical Pharmacology and Therapeutics (St. Louis). (C.V. Mosby Co., 11830 Westline Industrial Dr., St. Louis, MO 63146) V.1- 1960- Volume(issue)/page/year: 17,1,1975 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5652 No. of Facilities: 27 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 668 (estimated) No. of Female Employees: 492 (estimated)

Safety Information

[ Symbol ]:

GHS07, GHS08

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H302-H373

[ Precautionary Statements ]:
P260-P301 + P312 + P330

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn: Harmful;

[ Risk Phrases ]:
R22

[ Safety Phrases ]:
S1/2-S22-S36-S36/37/39

[ RIDADR ]:
3249

[ WGK Germany ]:
3

[ RTECS ]:
DF0875000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)

Precursor & DownStream

Precursor

DownStream

2-Hydroxyethylflurazepam
N-Desalkylflurazepam

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