Ethynylestrenol

Ethynylestrenol, or ethinylestrenol, may refer to:


 * Cingestol (17α-ethynyl-5-estren-17β-ol)
 * Lynestrenol (17α-ethynyl-4-estren-17β-ol)
 * Tigestol (17α-ethynyl-5(10)-estren-17β-ol)