*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : RC9052000
CHEMICAL NAME : A-Nor-17-alpha-pregn-20-yne-2-beta,17-beta-diol,
2-alpha-methyl-
CAS REGISTRY NUMBER : 53-38-3
LAST UPDATED : 198910
DATA ITEMS CITED : 3
MOLECULAR FORMULA : C21-H28-O2
MOLECULAR WEIGHT : 312.49
WISWESSER LINE NOTATION : L E5 B665TJ A1 E1 FQ F1UU1 OQ O1
COMPOUND DESCRIPTOR : Reproductive Effector
Hormone
SYNONYMS/TRADE NAMES :
* 2-alpha-Methyl-A-nor-17-alpha-pregn-20-yne-2-beta,17-beta-diol
*** HEALTH HAZARD DATA ***
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 2500 ug/kg
SEX/DURATION : female 3 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured
before birth)
REFERENCE :
STEDAM Steroids. (Holden-Day Inc., 4432 Telegraph Ave., Oakland, CA 94609)
V.1- 1963- Volume(issue)/page/year: 4,657,1964
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rat
DOSE : 7500 ug/kg
SEX/DURATION : female 1 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - female fertility index (e.g. # females pregnant
per # sperm positive females; # females pregnant per # females mated)
REFERENCE :
STEDAM Steroids. (Holden-Day Inc., 4432 Telegraph Ave., Oakland, CA 94609)
V.1- 1963- Volume(issue)/page/year: 4,657,1964
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Parenteral
SPECIES OBSERVED : Rodent - rat
DOSE : 2500 ug/kg
SEX/DURATION : female 1 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured
before birth)
REFERENCE :
STEDAM Steroids. (Holden-Day Inc., 4432 Telegraph Ave., Oakland, CA 94609)
V.1- 1963- Volume(issue)/page/year: 4,657,1964
*** END OF RECORD ***