1.
Ultrason Sonochem
; 17(5): 760-3, 2010 Jun.
Artigo
em Inglês
| MEDLINE
| ID: mdl-20227320
RESUMO
1-Hexanesulphonic acid sodium salt was found to be an efficient catalyst for the green synthesis of alpha-aminophosphonates by the coupling of aldehydes/ketone, an amine and triethyl phosphite under ultrasound irradiation at ambient temperature for appropriate time to furnish the desired product in good to excellent yield under solvent-free condition. This catalyst provides clean conversion; greater selectivity and easy workup make this protocol practical and economically attractive.