Chemical Name : 2,3,3',4-biphenyl tetracarboxylic acid dianhydride(α-BPDA)
CAS : 36978-41-3
3-Fluoro-4-bromobenzenesulfonyl chloride
5-Chloro-2,4-difluoronitrobenzene
4-Carboxybenzenesulfonamide
4-Pentyl-4'-cyanobiphenyl
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