20074-79-7 4-16-00-01131 (Beilstein Handbook Reference) BRN 2941613 Diethyl (p-aminobenzyl)phosphonate Diethyl p-aminobenzylphosphonate EINECS 243-504-8 NSC 84194 Phosphonic acid, ((4-aminophenyl)methyl)-, diethyl ester (9CI) Phosphonic acid, p-aminobenzyl-, diethyl ester p-Aminobenzylphosphonic acid diethyl ester