*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ2501200 CHEMICAL NAME : 4H-1-Benzopyran-2-carboxylic acid, 4-oxo-, ethyl ester CAS REGISTRY NUMBER : 14736-31-3 BEILSTEIN REFERENCE NO. : 0178173 REFERENCE : 5-18-08-00312 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C12-H10-O4 MOLECULAR WEIGHT : 218.22 WISWESSER LINE NOTATION : T66 BO EVJ CVO2 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Chromone-2-carboxylic acid ethyl ester * 2-(Ethoxycarbonyl)chromone * Ethylchromone-2-carboxylate * 4-Oxo-4H-1-benzopyran-2-carboxylic acid ethyl ester *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >100 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 15,865,1972 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1250 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 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >3 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 71,686,1951 *** END OF RECORD ***