Phosphine, [(dimethylsilylene)di-3,1-propanediyl]bis[diphenyl- is a chemical compound registered under CAS number 18758-32-2, with the molecular formula C32H38P2Si and a molecular weight of about 512.67 g/mol. FireTardant supplies Phosphine, [(dimethylsilylene)di-3,1-propanediyl]bis[diphenyl- for laboratory research and bulk production; product code 1116902. Send an inquiry for purity, packaging, price and lead time.