C11H12O4

The molecular formula C11H12O4 (molar mass: 208.21 g/mol, exact mass: 208.073559 u) may refer to:


 * 3,4-Dimethoxycinnamic acid
 * Ethyl caffeate, a hydroxycinnamic acid ethyl ester
 * Macrophomic acid
 * Sinapaldehyde
 * 6-Methoxymellein