*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : TU4154500
CHEMICAL NAME           : Pregna-4,17-dien-21-oic acid, 20-cyano-3-oxo-, ethyl
                          ester
LAST UPDATED            : 198910
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C24-H31-N-O3
MOLECULAR WEIGHT        : 381.56
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Hormone
SYNONYMS/TRADE NAMES :
   * 20-Cyano-3-oxopregna-4,17-dien-21-oic acid ethyl ester
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE                    : 5 mg/kg
SEX/DURATION            : female 1 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - other measures of fertility
REFERENCE :
   13OPAL "Control of Ovulation, Proceedings of the Conference, Dedham, MA,
   1960," Villee, C.A., ed., Oxford, UK, Pergamon Press Ltd., 1961
   Volume(issue)/page/year: -,37,1961
 
                            *** END OF RECORD ***