*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : HA5450000 CHEMICAL NAME : Cytosine, 1-beta-D-arabinofuranosyl-5-fluoro- CAS REGISTRY NUMBER : 4298-10-6 LAST UPDATED : 199712 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C9-H12-F-N3-O5 MOLECULAR WEIGHT : 261.24 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * 1-beta-D-Arabinofuranosyl-5-fluorocytosine * Ara-FC * Arafluorocytosine * 5-Fluorocytosine arabinoside * 2(1H)-Pyrimidinone, 4-amino-1-beta-D-arabinofuranosyl-5-fluoro- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ADTEAS Advances in Teratology. (New York, NY) V.1-5, 1966-72. Discontinued. Volume(issue)/page/year: 3,181,1968 ** MUTATION DATA ** TYPE OF TEST : DNA inhibition TEST SYSTEM : Human HeLa cell DOSE/DURATION : 380 nmol/L REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 26,1661,1966 TYPE OF TEST : Mutation test systems - not otherwise specified TEST SYSTEM : Human HeLa cell DOSE/DURATION : 3800 nmol/L REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 26,1661,1966 TYPE OF TEST : DNA inhibition ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - mouse DOSE/DURATION : 10 mg/kg REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 29,1790,1969 *** END OF RECORD ***