Department of Chemistry, Dr. B.A. Marathwada University, Aurangabad, India
Аннотация:
An efficient, solvent-free and chemoselective procedure for the synthesis of acylals and their deprotection to 4-oxo-(4H)-1-benzopyran-3-carbaldehydes catalysed by reusable Envirocat EPZ10R under microwave irradiation has been carried out in good yield.