C19H19NO4
# C19H19NO4

The molecular formula $C_{19}H_{19}NO_4$ (molar mass: 325.35 g/mol, exact mass: 325.131408 u) may refer to:

* Amurensine, an alkaloid found in some Papaver species
* Bulbocapnine, an alkaloid
* Cheilanthifoline, an alkaloid found in Corydalis dubia
* Domesticine
* Ro67-4853
