*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : GE5577000 CHEMICAL NAME : Cirramycin A1, 12,13-deepoxy-12,13-didehydro-20-deoxo-4'-deoxy-20-hy droxy- CAS REGISTRY NUMBER : 58947-83-4 OTHER CAS REGISTRY NOS. : 65207-63-8 LAST UPDATED : 199409 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C31-H53-N-O8 MOLECULAR WEIGHT : 567.85 COMPOUND DESCRIPTOR : Drug Natural Product SYNONYMS/TRADE NAMES : * Antibiotic M 4365G3 * 12,13-Deepoxy-12,13-didehydro-20-deoxo-4'-deoxy-20-hydroxycirramycin A1 * Juvenimicin B1 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 125 mg/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: 29,1171,1976 *** END OF RECORD ***