*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YD2900000 CHEMICAL NAME : Tricycloquinazoline, 3-ethyl- CAS REGISTRY NUMBER : 313-93-9 LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C23-H16-N4 MOLECULAR WEIGHT : 348.43 WISWESSER LINE NOTATION : T C66 K66 S66 1A B& AN IN QN B&NJ E2 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * 3-Ethyltricycloquinazoline *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1200 mg/kg/50W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Skin and Appendages - tumors Tumorigenic - tumors at site of application REFERENCE : BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 14,323,1965 *** END OF RECORD ***