*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QJ1956730
CHEMICAL NAME           : 1-Naphthacenecarboxylic acid,
                          6,11-dihydro-6,11-dioxo-2-ethyl-5,7,9-trihydroxy-,
                          methyl ester
CAS REGISTRY NUMBER     : 749-18-8
BEILSTEIN REFERENCE NO. : 2711377
REFERENCE               : 4-10-00-04135 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C22-H16-O7
MOLECULAR WEIGHT        : 392.38
SYNONYMS/TRADE NAMES :
   * Bisanhydropyrromycinone
   * Bisanhydro-eta-pyrromycinone
   * Cyclacidin
   * Methyl  
   6,11-dihydro-6,11-dioxo-2-ethyl-5,7,9-trihydroxy-1-naphthacenecarboxylate
   * pi-Pyrromycinone
 
                       *** 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 :
   85GDA2 "CRC Handbook of Antibiotic Compounds," Vols.1- ,  Berdy, J., Boca
   Raton, FL, CRC Press, 1980-  Volume(issue)/page/year: 3,155,1980
 
                            *** END OF RECORD ***