*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : OH4726100 CHEMICAL NAME : Leucomycin V, 4(sup B)-acetate 3-propanoate CAS REGISTRY NUMBER : 35867-32-4 LAST UPDATED : 199303 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C40-H65-N-O15 MOLECULAR WEIGHT : 800.06 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4''-Acetyl-4''-depropionylmidecamycin * Antibiotic Mb 12 * Antibiotic YL 704C(sub 2) * Mb 12 * Turimycin P(sub 2) * Yl 704C(sub 2) *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JJANAX Japanese Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan) V.21- 1968- Volume(issue)/page/year: 37,1549,1984 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 4950 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression REFERENCE : JJANAX Japanese Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan) V.21- 1968- Volume(issue)/page/year: 37,1546,1984 *** END OF RECORD ***