Photoresist Chemicals TIANFU-CHEM – 3-[4-(4,5-dihydro-1H-imidazol-2-yl)phenyl]-1-[3-[[4-(4,5-dihydro-1H-imidazol-2-yl)phenyl]carbamoylam Cas:5737-45-1 Molecular Formula:C23H28N8O3