Photoresist Chemicals Piperidine, 1-[[4-bromo-2-(2,6-diethylphenyl)-1-(1,3-dioxolan-2-ylmethyl)-1H-imidaz ol-5-yl]methyl]-2-(3,4-dimethoxyphenyl)- Cas：832153-24-9 Molecular Formula：C31H40BrN3O4