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Catsyn? 5',5'''-Bis(4-carboxyphenyl)-5''-(4,4''-dicarboxy[1,1':3',1''-terphenyl]-5'-YL)-[1,1':3',1'':3'',1''':3''',1''''-quinquephenyl]-4,4''''-dicarboxylic acid | CAS 1331745-95-9?? ?? ??? ?????. ? ??? C66H42O12??, ???? 1027.03g/mol??, ??? ????? NLT 98%???.