*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : OH4730620 CHEMICAL NAME : Leucomycin V, 12,13-epoxy-12,13-dihydro-, 4(sup B)-butyrate 3-propionate, (12S,13S)- CAS REGISTRY NUMBER : 56078-81-0 LAST UPDATED : 199310 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C42-H69-N-O16 MOLECULAR WEIGHT : 844.12 WISWESSER LINE NOTATION : T3-16- BO FOV PUTJ E1 IOV2 JO1 L1VH N1 OQ KO- BT6OTJ CQ DN1&1 F1 EO- FT6OTJ B1 COV3 DQ D1 COMPOUND DESCRIPTOR : Drug Natural Product SYNONYMS/TRADE NAMES : * Antibiotic B 5050G * B-5050-G * Maridomycin VII *** 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 : 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: 30,77-35,1977 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- , Berdy, J., Boca Raton, FL, CRC Press, 1980- Volume(issue)/page/year: 2,148,1980 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: 30,77-35,1977 *** END OF RECORD ***