*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TH7500000 CHEMICAL NAME : delta(sup 1,alpha)-Phthalanacetic acid, 3-oxo- CAS REGISTRY NUMBER : 4743-57-1 LAST UPDATED : 199710 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C10-H6-O4 MOLECULAR WEIGHT : 190.16 SYNONYMS/TRADE NAMES : * Acetic acid, (3-oxo-1(3H)-isobenzofuranylidene)- * 3-Carboxymethylenephthalide * 3-Oxo-delta(sup 1,alpha)-phthalanacetic acid *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,8,1953 *** STATUS IN U.S. *** EPA TSCA Section 8(e) Risk Notification, 8EHQ-0493-8822 EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***