*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : OH4725570 CHEMICAL NAME : Leucomycin A3, monopropionate (ester) CAS REGISTRY NUMBER : 31674-19-8 BEILSTEIN REFERENCE NO. : 1677122 LAST UPDATED : 199612 DATA ITEMS CITED : 7 MOLECULAR FORMULA : C45-H73-N-O16 MOLECULAR WEIGHT : 884.19 COMPOUND DESCRIPTOR : Drug Reproductive Effector SYNONYMS/TRADE NAMES : * Josamycin propionate * Leucomycin V, 3-acetate 4b-(3-methylbutanoate) 2a-propanoate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >4 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: 26,136,1973 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >2 gm/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - ataxia 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: 26,136,1973 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >4 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: 26,136,1973 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >4 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: 26,136,1973 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >2 gm/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - ataxia 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: 26,136,1973 TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >4 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: 26,136,1973 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE : 7 gm/kg SEX/DURATION : female 7-13 day(s) after conception TOXIC EFFECTS : Reproductive - Maternal Effects - other effects Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death 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: 26,148,1973 *** END OF RECORD ***