*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : HP0550000 CHEMICAL NAME : 5H-Dibenzo(a,d)cycloheptene-delta(sup 5),gamma-propylamine, N,N-dimethyl- CAS REGISTRY NUMBER : 303-53-7 LAST UPDATED : 199803 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C20-H21-N MOLECULAR WEIGHT : 275.42 WISWESSER LINE NOTATION : L C676 BY&T&J BU3N1&1 COMPOUND DESCRIPTOR : Drug Mutagen SYNONYMS/TRADE NAMES : * Cyclobenzaprine * N,N-Dimethyl-5H-dibenzo(a,d)cycloheptene-delta(sup 5),gamma-propylamine * 5-(3-Dimetilaminopropiliden)-5H-dibenzo-(a,d)-ciclopentene * MK 130 * Proeptatriene * Proheptatriene *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 250 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPPAO Farmaco, Edizione Pratica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 25,519,1970 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 90 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 6,338,1963 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 36 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FRPPAO Farmaco, Edizione Pratica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 25,519,1970 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Inconclusive: Histidine reversion-Ames test *** END OF RECORD ***