*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XJ9094216 CHEMICAL NAME : 4H-Thieno(2',3':4,5)pyrimido(2,1-b)benzothiazole-2-ca rboxylic acid, 3-methyl-4-oxo-, ethyl ester CAS REGISTRY NUMBER : 159852-69-4 LAST UPDATED : 199603 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C16-H12-N2-O3-S2 MOLECULAR WEIGHT : 344.42 COMPOUND DESCRIPTOR : Drug *** 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 : >1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 29,569,1994 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >800 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 29,569,1994 *** END OF RECORD ***