Catsyn offer gram to tons of 5',5''''-(Naphthalene-1,4-diyl)bis(([1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid)) | CAS 1816997-26-8, its formula is C50H32O8, molecular weight is 760.78g/mol and the purity is usually NLT 98%.