*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : JF8360000 CHEMICAL NAME : A,19-Dinorpregn-20-yne-2,17-diol, 2-ethynyl-, dipropanoate, (2-alpha,5-alpha,17-alpha)- CAS REGISTRY NUMBER : 64675-10-1 LAST UPDATED : 198910 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C27-H36-O4 MOLECULAR WEIGHT : 424.63 COMPOUND DESCRIPTOR : Reproductive Effector Hormone SYNONYMS/TRADE NAMES : * Dinordrin II * Dinordrin II dipropionate * (2-alpha,5-alpha,17-alpha)-2-Ethynyl-A,19-dinorpregn-20-yne-2,17-diol dipropionate *** HEALTH HAZARD DATA *** ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 2700 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) Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) REFERENCE : STEDAM Steroids. (Holden-Day Inc., 4432 Telegraph Ave., Oakland, CA 94609) V.1- 1963- Volume(issue)/page/year: 33,85,1979 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 300 ug/kg SEX/DURATION : female 3 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - uterus, cervix, vagina REFERENCE : STEDAM Steroids. (Holden-Day Inc., 4432 Telegraph Ave., Oakland, CA 94609) V.1- 1963- Volume(issue)/page/year: 33,85,1979 *** END OF RECORD ***