*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : ZA3993000
CHEMICAL NAME           : Viomycin,
                          tris(3,3-dimethyl-6-(5-methyl-3-phenyl-4-isoxazolecar
                          boxamido)-7-oxo-4-thi a-1-
                          azabicyclo(3.2.0)heptane-2-carboxylate) (salt)
CAS REGISTRY NUMBER     : 23284-14-2
LAST UPDATED            : 198806
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C22-H42-N12-O9.3C19-H19-N3-O5-S
MOLECULAR WEIGHT        : 1823.17
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Viomycin 3-phenyl-5-methyl-4-isoxazolylpenicillinate
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 520 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   APPFAR Acta Poloniae Pharmaceutica (English Translation).  Translation of
   APPHAX.  (Warsaw, Poland) V.20-29, 1963-72.  Discontinued.
   Volume(issue)/page/year: 26,29,1969
 
                            *** END OF RECORD ***