Term Name:	17alpha-ethynylestradiol
Synonyms:	17-ethinyl-3,17-estradiol, 17-ethinyl-3,17-oestradiol, 17-ethinylestradiol, 17alpha-Ethinyl estradiol, 17alpha-ethynylestra-1,3,5(10)-triene-3,17beta-diol, 17alpha-ethynylestradiol, Ethinyl estradiol, Ethinylestradiol, ethinyloestradiol, Ethynyl estradiol
Definition:	A 3-hydroxy steroid that is estradiol substituted by a ethynyl group at position 17. It is a xenoestrogen synthesized from estradiol and has been shown to exhibit high estrogenic potency on oral administration.
Ontology:	ChEBI [CHEBI:4903]  ( EBI )