*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RC8964440
CHEMICAL NAME           : 19-Nor-17-alpha-pregn-4-en-20-yn-17-beta-ol,
                          3-(cyclopentyloxy)-, acetate (ester)
CAS REGISTRY NUMBER     : 101858-18-8
LAST UPDATED            : 198910
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C27-H36-O3
MOLECULAR WEIGHT        : 408.63
WISWESSER LINE NOTATION : L E5 B666 MUTJ E1 FOV1 F1UU1 OO- AL5TJ
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Hormone
SYNONYMS/TRADE NAMES :
   * 3-(Cyclopentyloxy)-19-nor-17-alpha-pregn-4-en-20-yn-17-beta-ol acetate  
   (ester)
   * Entac-6
   * 17-alpha-Ethynyl-19-nortestosterone acetate cyclopentyl enol ether
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 120 mg/kg
SEX/DURATION            : male 48 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - testes, epididymis, sperm duct
   Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland,
   accessory glands
REFERENCE :
   IJMRAQ Indian Journal of Medical Research.  (Indian Council of Medical
   Research, Ansari Nagar, New Delhi 110 029, India)  V.1-    1913-
   Volume(issue)/page/year: 53,1180,1965
 
                            *** END OF RECORD ***