*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UA2451500 CHEMICAL NAME : Propanoic acid, 2-(((1-(2-amino-4-thiazolyl)-2-((2-methyl-4-oxo-1-sul fo-3-azetidinyl)amino )- 2-oxoethylidine)amino)oxy)-2-methyl-, (2S-(2-alpha,3-beta(Z)))-, disodium salt CAS REGISTRY NUMBER : 80581-86-8 LAST UPDATED : 199606 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C13-H15-N5-O8-S2.2Na MOLECULAR WEIGHT : 479.43 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Azactam disodium * Azthreonam disodium * Aztreonam disodium *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 6600 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JACHDX Journal of Antimicrobial Chemotherapy. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1975- Volume(issue)/page/year: 8(Suppl E),141,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3300 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JACHDX Journal of Antimicrobial Chemotherapy. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1975- Volume(issue)/page/year: 8(Suppl E),141,1981 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 18600 mg/kg/31D-I TOXIC EFFECTS : Gastrointestinal - other changes Liver - changes in liver weight REFERENCE : JACHDX Journal of Antimicrobial Chemotherapy. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1975- Volume(issue)/page/year: 8(Suppl E),141,1981 *** END OF RECORD ***