Synonym(s): tert-Butyl (triphenylphosphoranylidene)acetate, (Carbo-tert-butoxymethylene)triphenylphosphorane Formula: C24H25O2P Formula weight: 376.44 Purity: 98% CAS Number: 35000-38-5 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2931.90 …