Photoresist Chemicals [1,2,5]Oxadiazolo[3,4-d]pyrimidin-7(6H)-one, 6-(5-chloro-2-pyridinyl)-5-[4-(tetrahydro-2-oxo-1(2H)-pyrimidinyl)phenyl] – Cas：687640-84-2 Molecular Formula：C19H14ClN7O3