2959-75-3 4-16-00-01010 (Beilstein Handbook Reference) BRN 2806058 Diphenyl(1-methylethyl)phosphine oxide EINECS 220-989-4 Isopropyldiphenylphosphine oxide Phosphine oxide, diphenyl(1-methylethyl)- Phosphine oxide, isopropyldiphenyl- (7CI,8CI)