*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : KC8205000
CHEMICAL NAME           : 3a,7-Epoxy-3aH-furo(3,2-b)oxocin-3-carboxylic acid,
                          octahydro-5-(6-(2,5-dihydro-4-hydroxy-2-
                          oxo-1H-pyrrol-3-yl)-1,3-dimethyl-6-oxo-2,4-hexadienyl
                          )-2,6,9a-trimethyl-8- oxo-, methyl ester, sodium
                          salt,
                          (2R-(2-alpha,3-alpha,3a-alpha,5-alpha(1R*,2E,4E),6-be
                          ta,7-alpha,9a-beta))- 6-beta,7-alpha,9a-beta))-
CAS REGISTRY NUMBER     : 69831-39-6
LAST UPDATED            : 199806
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C26-H32-N-O9.Na
MOLECULAR WEIGHT        : 525.58
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Antibiotic BU-2313B sodium salt
 
                       *** 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           : 280 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #4181574
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 55 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #4181574
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #4181574
 
                            *** END OF RECORD ***