The molecular formula C<sub>19</sub>H<sub>22</sub>O<sub>3</sub> (molar mass: 298.38 g/mol) may refer to:
- Auraptene, a natural bioactive monoterpene coumarin ether
- Doisynoestrol, a synthetic nonsteroidal estrogen of the doisynolic acid group
- Nematal 105, also known as 4-Pentylphenyl 4-methoxybenzoate
References