Condensation Reaction of α-Aroyl-α-acetyl Ketene Cyclic Dithioacetals with Aromatic Aldehydes

摘要

Asaversatilethree-carbonsynthon,a--oxoketenedimethylthioacetalsIhavebeenappliedinmanyfields'''.Inourpreviousworks'-',someproperties,especiallyadditionselectivity,ofthearoxoketenecyclicdithioacetals2werefoundtobequitedifferentfromthoseof1.Herea--aroyl...