*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YU8080000 CHEMICAL NAME : Uridine, 4-oxime CAS REGISTRY NUMBER : 3258-02-4 LAST UPDATED : 199712 DATA ITEMS CITED : 6 MOLECULAR FORMULA : C9-H13-N3-O6 MOLECULAR WEIGHT : 259.25 WISWESSER LINE NOTATION : T6NVMYJ DUNQ A- BT5OTJ CQ DQ E1Q COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Cytidine, N-hydroxy- * N-4-Hydroxycytidine * 4-N-Hydroxycytidine *** HEALTH HAZARD DATA *** ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 50 ug/plate REFERENCE : ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 8,9,1986 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 500 ug/plate REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 56,225,1978 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Escherichia coli DOSE/DURATION : 1 umol/plate REFERENCE : NARHAD Nucleic Acids Research. (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1974- Volume(issue)/page/year: 11,5223,1983 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Microorganism - not otherwise specified DOSE/DURATION : 1 mmol/L REFERENCE : NARHAD Nucleic Acids Research. (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1974- Volume(issue)/page/year: 11,5223,1983 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Mold - Neurospora crassa DOSE/DURATION : 500 ug/L REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 285,145,1993 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive/dose response: TRP reversion *** END OF RECORD ***