*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RP3380000
CHEMICAL NAME           : 15-Oxa-19-nor-17-alpha-pregna-1,3,5(10)-trien-20-yn-1
                          7-ol, 3-methoxy-
LAST UPDATED            : 198910
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C20-H24-O3
MOLECULAR WEIGHT        : 312.44
COMPOUND DESCRIPTOR     : Reproductive Effector
                          Hormone
SYNONYMS/TRADE NAMES :
   * 3-Methoxy-15-oxa-19-nor-17-alpha-pregna-1,3,5(10)-trien-20-yn-17-ol
   * 15-Oxa-17-alpha-ethynyl-3-methoxy-1,3,5(10)-estratrien-17-beta-ol
 
                       *** HEALTH HAZARD DATA ***
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 2655 ng/kg
SEX/DURATION            : female 3 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - uterus, cervix, vagina
REFERENCE :
   JMCMAR Journal of Medicinal Chemistry.  (American Chemical Soc.,
   Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC
   20037)  V.6-    1963-  Volume(issue)/page/year: 23,329,1980
 
                            *** END OF RECORD ***