C20H28O

The molecular formula C20H28O (molar mass: 284.436 g/mol) may refer to:


 * Cingestol
 * Delanterone, a steroidal antiandrogen
 * Lynestrenol, a progestogen hormone
 * Retinal, one of the three forms of vitamin A
 * Tigestol
 * Vitamin_A2