C19H19N3O Index of chemical compounds with the same molecular formula From Wikipedia, the free encyclopedia The molecular formula C19H19N3O (molar mass: 305.381 g/mol) may refer to: BP 2.94 LEK-8804 This set index page lists chemical structure articles associated with the same molecular formula.If an internal link led you here, you may wish to change the link to point directly to the intended article. More information Related molecular formulas ... Related molecular formulas C19H21N3O C18H17N3O C19H19N3O C20H21N3O C19H17N3O C19H19N3 C19H19N3O2 C19H18N2O C19H20N4O Close Related Articles