C21H30O2

The molecular formula C21H30O2 (molar mass: 314.46 g/mol) may refer to:

Cannabinoid

 * Abnormal cannabidiol
 * Cannabichromene
 * Cannabicitran
 * Cannabicyclol
 * Cannabidiol
 * Cis-THC
 * Delta-6-Cannabidiol
 * Isotetrahydrocannabinol
 * Tetrahydrocannabinol
 * Delta-3-Tetrahydrocannabinol
 * Delta-4-Tetrahydrocannabinol
 * Delta-7-Tetrahydrocannabinol
 * Delta-8-Tetrahydrocannabinol
 * Delta-10-Tetrahydrocannabinol

Steroid

 * 17α-Allyl-19-nortestosterone
 * 20α-Dihydrodydrogesterone
 * 5α-Dihydrolevonorgestrel
 * 5α-Dihydroethisterone
 * Ethinylandrostenediol
 * Hydroxytibolones
 * 3α-Hydroxytibolone
 * 3β-Hydroxytibolone
 * 17α-Methyl-19-norprogesterone
 * Metynodiol
 * Progesterone
 * Retroprogesterone
 * Vinyltestosterone