*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : OH4730620
CHEMICAL NAME           : Leucomycin V, 12,13-epoxy-12,13-dihydro-, 4(sup
                          B)-butyrate 3-propionate, (12S,13S)-
CAS REGISTRY NUMBER     : 56078-81-0
LAST UPDATED            : 199310
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C42-H69-N-O16
MOLECULAR WEIGHT        : 844.12
WISWESSER LINE NOTATION : T3-16- BO FOV PUTJ E1 IOV2 JO1 L1VH N1 OQ KO- BT6OTJ
                          CQ DN1&1 F1 EO- FT6OTJ B1 COV3 DQ D1
COMPOUND DESCRIPTOR     : Drug
                          Natural Product
SYNONYMS/TRADE NAMES :
   * Antibiotic B 5050G
   * B-5050-G
   * Maridomycin VII
 
                       *** 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           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JANTAJ Journal of Antibiotics.  (Japan Antibiotics Research Assoc., 2-20-8
   Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan)  V.2-5, 1948-52;  V.21- 1968-
   Volume(issue)/page/year: 30,77-35,1977
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- ,  Berdy, J., Boca
   Raton, FL, CRC Press, 1980-  Volume(issue)/page/year: 2,148,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JANTAJ Journal of Antibiotics.  (Japan Antibiotics Research Assoc., 2-20-8
   Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan)  V.2-5, 1948-52;  V.21- 1968-
   Volume(issue)/page/year: 30,77-35,1977
 
                            *** END OF RECORD ***