Chemical Name : 3,3',4,4'-biphenyltetracarboxylic di-anhydride
CAS : 2420-87-3
4,4'-Diaminobiphenyl-2,2'-Dicarboxylic acid
2-Fluoro-4-methylBenzenesulfonylchloride
2,6-Dichlorobenzenesulfonyl chloride
Phenyl trifluoromethyl sulfide(Trifluoromethylthiobenzene)
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