*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : LU4725000 CHEMICAL NAME : 2(5H)-Furanone, 4-hydroxy-5-methyl- CAS REGISTRY NUMBER : 22885-98-9 LAST UPDATED : 198910 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C5-H6-O3 MOLECULAR WEIGHT : 114.11 WISWESSER LINE NOTATION : T5OV EHJ DQ E1 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * alpha-Methyl tetronic acid *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2600 mg/kg/65W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application REFERENCE : BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year: 19,392,1965 *** REVIEWS *** TOXICOLOGY REVIEW 22HAAD "Microbial Toxins, 1970-72," Ajil, S.J., et al., eds., New York, Academic Press, Inc., 1970-72 Volume(issue)/page/year: 6,409,1971 *** END OF RECORD ***