*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UQ8960050
CHEMICAL NAME           : 2-Pyrazoline-3-carboxylic acid,
                          5-oxo-4-((4-sulfo-1-naphthyl)azo)-1-(p-sulfophenyl)-,
                          2-ethyl ester, disodium salt
CAS REGISTRY NUMBER     : 15139-76-1
OTHER CAS REGISTRY NOS. : 53060-70-1
LAST UPDATED            : 199703
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C22-H18-N4-O9-S2.2Na
MOLECULAR WEIGHT        : 592.54
COMPOUND DESCRIPTOR     : Mutagen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * C. I. 19235
   * C.I. Acid Orange 137
   * Ethyl  
   5-oxo-4-(4-sulfonaphthylazo)-1-(p-sulfophenyl)-2-pyrazoline-3-carboxylate  
   disodium salt
   * Orange B
   * 1-(4-Sulfophenyl)-3-ethylcarboxy-4-(4-sulfonaphthylazo)-5-hydroxypyrazole 
    disodium
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 11178 mg/kg
SEX/DURATION            : female 0-20 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - urogenital system
REFERENCE :
   TIHEEC Toxicology and Industrial Health.  (Princeton Scientific Pub. Co.,
   POB 2155, Princeton, NJ 08540)  V.1-    1985-  Volume(issue)/page/year:
   11,387,1995

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Negative: Histidine reversion-Ames test

 
                            *** END OF RECORD ***