Phosphorous acid, (dimethylsilylene)di-2,1-phenylenetetrakis[5-methyl-2-(1-methylethyl)phenyl] ester is a chemical compound registered under CAS number 646525-27-1, with the molecular formula C54H66O6P2Si and a molecular weight of about 901.15 g/mol. KingChemi supplies Phosphorous acid, (dimethylsilylene)di-2,1-phenylenetetrakis[5-methyl-2-(1-methylethyl)phenyl] ester for laboratory research and bulk production; product code 412107. Send an inquiry for purity, packaging, price and lead time.