Chemical name: Pentaerythritol tetrakis(2-cyano-3,3-diphenylacrylate) CAS No.: 178671-58-4 Molecular formula: C69H48N4O8 Molecular weight: 1061.14 Molecular structure Specification Appearance: White crystalline powder Assay, %: ≥98.5 Melting point :175-178 degree Loss on ...