3,3',4,4'-联苯四羧酸二酐CAS 2420-87-3

3,3',4,4'-Biphenyltetracarboxylic dianhydride;3,3',4,4'-Biphenyltetracarboxylic3,4:3',4'-dianhydride (7CI,8CI);3,3',4,4'-Biphenyltetracarboxylic acidanhydride;3,3',4,4'-Biphenyltetracarboxylic acid dianhydride;3,3',4,4'-Biphenyltetracarboxylic anhydride;3,3',4,4'-Biphenyltetracarboxylicdianhydride;3,4,3',4'-Biphenyltetracarboxylic acid dianhydride;3,4,3',4'-Biphenyltetracarboxylic dianhydride;4,4'-Biphthalic anhydride;BPDA;[1,1'-Biphenyl]-3,3',4,4'-tetracarboxylic3,4:3',4'-dianhydride;