anordiol anordiol anordiol, or anordriol, also known as 2α,17α-diethynyl-a-nor-5α-androstane-2β,17β-diol, is a synthetic steroid-like mixed estrogen and antiestrogen and an active metabolite of anordrin, a postcoital contraceptive that is marketed and used in china. relative to anordrin, anordiol has similar but more potent actions. anordiolclinical dataother namesanordriol; 2α,17α-diethynyl-a-nor-5α-androstane-2β,17β-diolidentifiers iupac name (2r,3as,3bs,5as,6r,8as,8br,10as)-2,6-diethynyl-3a,5a-dimethyl-1,3,3b,4,5,7,8,8a,8b,9,10,10a-dodecahydroindenoindene-2,6-diol cas number1045-29-0pubchem cid164779chemspider144454unii5g6h10z92jcomptox dashboard (epa)dtxsid60909005 chemical and physical dataformulac22h30o2molar mass326.480 g·mol−13d model (jsmol)interactive image smiles c12cc3(1cc2(c#c)o)cc43(c(c4)(c#c)o)c inchi inchi=1s/c22h30o2/c1-5-21(23)13-15-7-8-16-17(19(15,3)14-21)9-11-20(4)18(16)10-12-22(20,24)6-2/h1-2,15-18,23-24h,7-14h2,3-4h3/t15-,16+,17-,18-,19-,20-,21+,22-/m0/s1key:huuumttwapmbmu-zbjwqkiusa-n