A ferrocenylsulfides 1-2 mediated sulfur ylide epoxidation reaction was found to stereoselectively afford trans-oxiranes in excellent yields with recoverable st
A convenient and rapid approach for the synthesis ofpiperamide alkaloids la ~ h by the recently developed one-flask Ramberg-Baecklund reaction was described. The
The reactions of arylamine with ethyl acetoacetate catalyzed by a solid support are accelerated by microwave irradiation to result in a rapid and clean producti