Microwave-induced fast addition of several amines to conjugated carbonyl compounds has been carried out in water very efficiently in the absence of any catalyst. ... Microwave-induced fast addition of several amines to conjugated carbonyl compounds has been carried out in water very efficiently in the absence of any catalyst. ... Michael reaction of nucleophiles to unsaturated carbonyl compounds requires basic [ 1 1. Bull , SD ; Davies , SG ; Delgado-Ballester , S. ; ...