*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : LX8935000 CHEMICAL NAME : Geldanamycin, 18,21-didehydro-6,17-didemethoxy-12-O-demethyl-1,8,21 -dideoxo-18,21-dihydr oxy- 15-methoxy-6-methyl-11-O-methyl-, (6S,15R)- CAS REGISTRY NUMBER : 86683-20-7 LAST UPDATED : 199303 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C29-H42-N2-O8 MOLECULAR WEIGHT : 546.73 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Antibiotic C 33196E5R * C 33196E5R *** 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 : 100 mg/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: #2106111 *** END OF RECORD ***