Catsyn offer gram to tons of 2,2',2'',2'''-(Ethene-1,1,2,2-tetrayltetrakis([1,1'-biphenyl]-4',4-diyl))tetraacetonitrile | CAS 2624149-07-9, its formula is C58H40N4, molecular weight is 792.97g/mol and the purity is usually NLT 98%.