*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RC9027000
CHEMICAL NAME           : 19-Nor-17-alpha-preg-4-en-20-yn-3-one,
                          17-hydroxy-7-alpha-methyl-
CAS REGISTRY NUMBER     : 1162-60-3
BEILSTEIN REFERENCE NO. : 4263193
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C21-H28-O2
MOLECULAR WEIGHT        : 312.49
WISWESSER LINE NOTATION : L E5 B666 OV MUTJ E1 FQ F1UU1 K1
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Hormone
SYNONYMS/TRADE NAMES :
   * 17-Ethinyl-7-alpha-methyl-19-nortestosterone
   * 17-Hydroxy-7-alpha-methyl-19-nor-17-alpha-preg-4-en-20-yn-3-one
   * 7-alpha-Methyl-17-ethinyl-19-nortestosterone
   * U-13,851
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 4 mg/kg
SEX/DURATION            : male 10 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland,
   accessory glands
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 1,87,1970
 
                            *** END OF RECORD ***