*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QG8535000 CHEMICAL NAME : Mycinamicin I, 12,13-deepoxy-12,13-didehydro-3(sup B)-O-demethyl- CAS REGISTRY NUMBER : 73684-70-5 LAST UPDATED : 199412 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C36-H59-N-O11 MOLECULAR WEIGHT : 681.96 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Antibiotic A 11725 III * 12,13-Deepoxy-12,13-didehydro-3-(sup B)-O-demethylmycinamicin I * Mycinamicin III * Mycinomycin III *** 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 : 2 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BAXXDU British UK Patent Application. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #2020647A *** END OF RECORD ***