*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YT0195000 CHEMICAL NAME : Urea, 1,1-dimethyl-3-(5-methyl-2-benzimidazolyl)-, hydrochloride, hydrate CAS REGISTRY NUMBER : 64022-49-7 LAST UPDATED : 198910 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C11-H14-N4-O.Cl-H.H2-O MOLECULAR WEIGHT : 272.77 WISWESSER LINE NOTATION : T56 BM DNJ CMVN1&1 G1 &GH &QH COMPOUND DESCRIPTOR : Mutagen Reproductive Effector SYNONYMS/TRADE NAMES : * 1,1-Dimethyl-3-(5-methyl-2-benzimidazolyl)urea hydrochloride hydrate * U-32.422E *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE : 75 mg/kg SEX/DURATION : male 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count) REFERENCE : ANDRDQ Andrologia. (Grosse Verlag GmbH, Kurfuerstenstr. 112-113, D-1000 Berlin 30, Fed. Rep. Ger.) V.6- 1974- Volume(issue)/page/year: 6,245,1974 ** MUTATION DATA ** TYPE OF TEST : Sperm Morphology ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - rat DOSE/DURATION : 75 mg/kg REFERENCE : ANDRDQ Andrologia. (Grosse Verlag GmbH, Kurfuerstenstr. 112-113, D-1000 Berlin 30, Fed. Rep. Ger.) V.6- 1974- Volume(issue)/page/year: 6,245,1974 *** END OF RECORD ***