*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QJ9800000 CHEMICAL NAME : Naphthalene, 1-nitroso- CAS REGISTRY NUMBER : 21711-65-9 BEILSTEIN REFERENCE NO. : 2080154 REFERENCE : 4-05-00-01673 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C10-H7-N-O MOLECULAR WEIGHT : 157.18 WISWESSER LINE NOTATION : L66J BNO COMPOUND DESCRIPTOR : Tumorigen Mutagen SYNONYMS/TRADE NAMES : * 1-Nitrosonaphthalene *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 624 mg/kg/52W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - colon tumors Blood - lymphoma, including Hodgkin's disease REFERENCE : RCOCB8 Research Communications in Chemical Pathology and Pharmacology. (PJD Pub. Ltd., P.O. Box 966, Westbury, NY 11590) V.1- 1970- Volume(issue)/page/year: 18,353,1977 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 350 mg/kg/5W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - lymphoma, including Hodgkin's disease 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: 31,1461,1971 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 1 ug/plate REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 94,315,1982 *** END OF RECORD ***