Photoresist Chemicals Piperidine, 1-[trans-4-(4-bromophenyl)-4-[(4-chlorophenyl)sulfonyl]cyclohexyl]-4-[1-( 1,1-dimethylethyl)-3-methyl-1H-pyrazol-5-yl]- Cas：919100-43-9 Molecular Formula：C31H39BrClN3O2S