*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KD1675000 CHEMICAL NAME : 2,7-(Epoxypentadeca(1,11,13)trienimino)naphtho(2,1-b) furan-1,11(2H)-dione, 8-(N-(4-benzyl-2, 6-dimethyl-1-piperazinyl)formimidoyl)-5,6,9,17,19,21- hexahydroxy-23-methox y-2,4,12,16,18,20, 22-heptamethyl-, 21-acetate CAS REGISTRY NUMBER : 13292-47-2 LAST UPDATED : 198610 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C51-H66-N4-O12 MOLECULAR WEIGHT : 927.21 COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * AF/Abdp * AF Flash ABDP * Dimethylbenzyldemethylrifampicin * 2,6-Dimethyl-4-benzyl-4-demethyl-rifampicin * Dimethylbenzyldesmethylrifampicin * Rifampicin AF/abdp * Rifamycin, 3-(((2,6-dimethyl-4-(phenylmethyl)-1-piperazinyl)imino)methyl)- 9(CI) *** 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 : 4 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 38KLAC "Structure-Activity Relationship among the Semisynthetic Antibiotics," Perlman, D., ed., New York, Academic Press, 1977 Volume(issue)/page/year: -,531,1977 ** MUTATION DATA ** TYPE OF TEST : DNA inhibition TEST SYSTEM : Human Lymphocyte DOSE/DURATION : 50 mg/L REFERENCE : BBRCA9 Biochemical and Biophysical Research Communications. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 60,96,1974 *** END OF RECORD ***