*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ2476000 CHEMICAL NAME : 4H-1-Benzopyran-2-carboxylic acid, 4-oxo- CAS REGISTRY NUMBER : 4940-39-0 BEILSTEIN REFERENCE NO. : 0146442 REFERENCE : 5-18-08-00312 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H6-O4 MOLECULAR WEIGHT : 190.16 WISWESSER LINE NOTATION : T66 BO EVJ CVQ SYNONYMS/TRADE NAMES : * Atremon * Chromocarb * Chromonecarboxylic acid * LP-1 * 4-Oxo-4H-1-benzopyran-2-carboxylic acid *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 585 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PHTXA6 Pharmacology and Toxicology. English translation of FATOAO. (New York, NY) V.20-22, 1957-59. Discontinued. Volume(issue)/page/year: 21,555,1958 *** END OF RECORD ***