Benzimidazole cas no:51-17-2

NameBenzimidazole
CAS51-17-2
SynonymsBenzimidazole(6CI,8CI);1,3-Benzodiazole;1,3-Diazaindene;3-Azaindole;Azindole;BZI;N,N'-Methenyl-o-phenylenediamine;NSC 759;1H-Benzimidazole;
EINECS(EC#)200-081-4
Molecular FormulaC₇H₆N₂
Molecular Weight118.14

AppearanceWhite crystal
storage tempStore in a cool, dry place. Keep container closed when not in use.

Hazard Xi:Irritant
Risk R36/37/38
HS Code 29339990

CHEMICAL IDENTIFICATION

RTECS NUMBER :

DD5425000

CHEMICAL NAME :

Benzimidazole

CAS REGISTRY NUMBER :

51-17-2

BEILSTEIN REFERENCE NO. :

0109682

LAST UPDATED :

199701

DATA ITEMS CITED :

11

MOLECULAR FORMULA :

C7-H6-N2

MOLECULAR WEIGHT :

118.15

WISWESSER LINE NOTATION :

T56 BM DNJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

500 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

385 mg/kg

TOXIC EFFECTS :

Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage)

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

2910 mg/kg

TOXIC EFFECTS :

Lungs, Thorax, or Respiration - other changes

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

445 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

280 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :

Phage inhibition capacity

TEST SYSTEM :

Bacteria - Escherichia coli

DOSE/DURATION :

1 gm/L

REFERENCE :

ZAPOAK Zeitschrift fuer Allgemeine Mikrobiologie. (Akademie-Verlag GmbH, Postfach 1233, Berlin DDR-1086 Ger. Dem. Rep.) V.1- 1960- Volume(issue)/page/year: 12,583,1972 *** REVIEWS *** TOXICOLOGY REVIEW MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 32,151,1975