*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MF8410000 CHEMICAL NAME : Guanine, 3-hydroxy-1-methyl- CAS REGISTRY NUMBER : 63885-07-4 LAST UPDATED : 198910 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C6-H7-N5-O2 MOLECULAR WEIGHT : 181.18 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * 3-Hydroxy-1-methylguanine *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 96 mg/kg/8W-I TOXIC EFFECTS : Tumorigenic - neoplastic by RTECS criteria Tumorigenic - tumors at site of application REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 33,1113,1973 *** END OF RECORD ***