Photoresist Chemicals TIANFU-CHEM 4(1H)-Pyrimidinone, 2-[(5-fluoro-2-methylphenyl)amino]-6-(5-methyl-1H-imidazol-1-yl)-, [1-(4-pyridinyl)ethylidene]hydrazone Cas:850757-37-8 Molecular Formula:C22H21FN8