Triarylmethane structure polymer can be prepared from pyrene, phenol respective, and bezaldehyde as cross linking agent in the presence of p toluenesulfonic acid catalyst.

• 分别以芘、苯酚为原料，以苯甲醛为交联剂，对甲基苯磺酸为催化剂合成出具有三芳基甲烷结构的聚合物。