868046-56-4

4，4'，4''，4'''-(2，2'，4，4'，6，6'-Hexamethylbiphenyl-3，3'，5，5'-Tetrayl)Tetrabenzoic Acid 3,?3',?5,?5'-?tetrakis(4-?carboxyphenyl)?-?2,?2',?4,?4',?6,?6'-?hexamethyl-?1,?1'-?biphenyl 4-[3-[3,5-Bis(4-carboxyphenyl)-2,4,6-trimethylphenyl]-5-(4-carboxyphenyl)-2,4,6-trimethylphenyl]benzoic acid 5',5''-bis(4-carboxyphenyl)-2',2'',4',4'',6',6''-hexamethyl-[1,1':3',1'':3'',1'''-Quaterphenyl]-4,4'''-dicarboxylic acid [1,1':3',1'':3'',1'''-Quaterphenyl]-4,4'''-dicarboxylic acid, 5',5''-bis(4-carboxyphenyl)-2',2'',4',4'',6',6''-hexamethyl- (9CI)