33973-48-7 4-16-00-01097 (Beilstein Handbook Reference) BRN 2940028 Diethyl (alpha-methylbenzyl)phosphonate Diethyl 1-phenylethylphosphonate NSC 220102 Phosphonic acid, (1-phenylethyl)-, diethyl ester (9CI) Phosphonic acid, (alpha-methylbenzyl)-, diethyl ester