*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YV9350612 CHEMICAL NAME : L-Valinamide, N-(4-((7-((5-amino-5-carboxy-1-oxopentyl)amino)-2-car boxy-7-methoxy-8-oxo- 5-thia-1-azabicyclo(4.2.0)oct-2-en-3-yl)methoxy)-1-(2 -amino-2-oxoethyl)-2- hydroxy-4-oxobutyl)- L-ornithyl-, (6R-(6-alpha,7-alpha,7(R*)))- CAS REGISTRY NUMBER : 99332-96-4 LAST UPDATED : 199212 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C31-H50-N8-O13-S MOLECULAR WEIGHT : 774.95 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Cephabacin M(sub 1) *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 38,1152,1985 *** END OF RECORD ***