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Aromatic aldehydes undergo crossed-aldol condensation with ketones in the presence of catalytic amount of sulfamic acid(SA) to afford the correspondingα,β-unsaturated aldol products under solvent-free conditions in good to high yields at 45-80℃.
Aromatic aldehydes undergo crossed-aldol condensation with ketones in the presence of catalytic amount of sulfamic acid (SA) to afford the corresponding α, β-unsaturated aldol products under solvent-free conditions in good to high yields at 45-80 ° C.