*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DH2520700
CHEMICAL NAME           : Benzoic acid,
                          2-hydroxy-5-((4-(((3-methyl-2-pyridinyl)amino)sulfony
                          l)phenyl)azo)-
CAS REGISTRY NUMBER     : 42753-53-7
BEILSTEIN REFERENCE NO. : 0459871
LAST UPDATED            : 199612
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C19-H16-N4-O5-S
MOLECULAR WEIGHT        : 412.45
COMPOUND DESCRIPTOR     : Reproductive Effector
SYNONYMS/TRADE NAMES :
   * CH 74A
   * 2-Hydroxy-5-((4-(((3-methyl-2-pyridinyl)amino)sulfonyl)phenyl)azo)benzoic 
    acid
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 7 gm/kg
SEX/DURATION            : male 35 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
   Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 37,539,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 5600 mg/kg
SEX/DURATION            : male 28 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 37,539,1988
 
                            *** END OF RECORD ***