Catsyn offer gram to tons of 5',5''''-(1,4-Phenylenebis(ethyne-2,1-diyl))bis(([1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid)) | CAS 2476800-63-0, its formula is null, molecular weight is g/mol and the purity is usually NLT 98%.