*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : KG7962200
CHEMICAL NAME : Estr-4-en-3-one,
17-alpha-(1-butynyl)-17-beta-hydroxy-
LAST UPDATED : 198910
DATA ITEMS CITED : 3
MOLECULAR FORMULA : C22-H30-O2
MOLECULAR WEIGHT : 326.52
COMPOUND DESCRIPTOR : Reproductive Effector
Hormone
SYNONYMS/TRADE NAMES :
* 17-alpha-(1-Butynyl)-17-beta-hydroxyestr-4-en-3-one
* 17-alpha-Ethylethynyl-19-nortestosterone
*** HEALTH HAZARD DATA ***
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - rat
DOSE : 150 mg/kg
SEX/DURATION : female 30 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Maternal Effects - uterus, cervix, vagina
REFERENCE :
RPHRA6 Recent Progress In Hormone Research. Proceedings of the Laurentian
Hormone Conference. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802)
V.1- 1947- Volume(issue)/page/year: 20,395,1964
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE : 200 ug/kg
SEX/DURATION : female 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Fertility - other measures of fertility
REFERENCE :
85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press,
1965 Volume(issue)/page/year: -,57,1965
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rabbit
DOSE : 1500 ng/kg
SEX/DURATION : female 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Fertility - other measures of fertility
REFERENCE :
85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press,
1965 Volume(issue)/page/year: -,57,1965
*** END OF RECORD ***