19-Nor-17-alpha-pregn-4-en-20-yn-3-one, 17-hydroxy-,
and testosterone
CAS  
:
462-16-8
SYNONYMS  
:
* Norethindrone and testosterone
* Testosterone and norethindrone
*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : RC9042000
CHEMICAL NAME : 19-Nor-17-alpha-pregn-4-en-20-yn-3-one, 17-hydroxy-,
and testosterone
LAST UPDATED : 198910
DATA ITEMS CITED : 1
MOLECULAR FORMULA : C20-H26-O2.C19-H28-O2
MOLECULAR WEIGHT : 586.93
COMPOUND DESCRIPTOR : Reproductive Effector
Human
Hormone
SYNONYMS/TRADE NAMES :
* Norethindrone and testosterone
* Testosterone and norethindrone
*** HEALTH HAZARD DATA ***
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Multiple routes
SPECIES OBSERVED : Human - man
DOSE : 50 mg/kg
SEX/DURATION : male 30 week(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
sperm morphology, motility, and count)
Reproductive - Paternal Effects - breast development
REFERENCE :
CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1-
1970- Volume(issue)/page/year: 8,207,1973
*** END OF RECORD ***
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