*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XH8320000 CHEMICAL NAME : 4-Thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid, 6-((((2-amino-4-(methylamino)-1,4- dioxobutyl)amino)(4-hydrophenyl)acetyl)amino)-3,3-dim ethyl-7-oxo- CAS REGISTRY NUMBER : 63329-59-9 LAST UPDATED : 198103 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C21-H27-N5-O7-S MOLECULAR WEIGHT : 493.59 WISWESSER LINE NOTATION : T45 ANV ESTJ CMVYR DQ&MVYZ1VM1 F1 F1 GVQ COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * N-(N'-Methylasparaginyl)amoxicillin * N(sup 4)-Methyl-D-asparaginylamoxicillin * TA-058 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 10 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : DRFUD4 Drugs of the Future. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1975/76- Volume(issue)/page/year: 5,151,1980 *** END OF RECORD ***