*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : RC8960080
CHEMICAL NAME : 19-Nor-17-alpha-pregna-4,9,11-trien-20-yn-3-one,
17-hydroxy-
CAS REGISTRY NUMBER : 848-21-5
BEILSTEIN REFERENCE NO. : 6230207
LAST UPDATED : 199706
DATA ITEMS CITED : 3
MOLECULAR FORMULA : C20-H22-O2
MOLECULAR WEIGHT : 294.42
COMPOUND DESCRIPTOR : Reproductive Effector
Human
Hormone
SYNONYMS/TRADE NAMES :
* 17-alpha-Ethynyl-17-beta-hydroxyestra-4,9,11-trien-3-one
* 17-Hydroxy-19-nor-17-alpha-pregna-4,9,11-trien-20-yn-3-one
* Norgestrienone
* 19-Norpregna-4,9,11-trien-20-yn-3-one, 17-hydroxy-, (17-alpha)-
* Ogyline
* Planor
* R 2010
* RU 2010
*** HEALTH HAZARD DATA ***
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Implant
SPECIES OBSERVED : Human - woman
DOSE : 1168 ug/kg
SEX/DURATION : female 52 week(s) pre-mating
TOXIC EFFECTS :
Reproductive - Maternal Effects - menstrual cycle changes or disorders
Reproductive - Fertility - female fertility index (e.g. # females pregnant
per # sperm positive females; # females pregnant per # females mated)
REFERENCE :
CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1-
1970- Volume(issue)/page/year: 18,411,1978
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Implant
SPECIES OBSERVED : Human - woman
DOSE : 1642 ug/kg
SEX/DURATION : female 52 week(s) pre-mating
TOXIC EFFECTS :
Reproductive - Fertility - female fertility index (e.g. # females pregnant
per # sperm positive females; # females pregnant per # females mated)
REFERENCE :
CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1-
1970- Volume(issue)/page/year: 18,429,1978
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravaginal
SPECIES OBSERVED : Human - woman
DOSE : 1 mg/kg
SEX/DURATION : female 36 week(s) pre-mating
TOXIC EFFECTS :
Reproductive - Fertility - female fertility index (e.g. # females pregnant
per # sperm positive females; # females pregnant per # females mated)
REFERENCE :
CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1-
1970- Volume(issue)/page/year: 20,511,1979
*** END OF RECORD ***
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