INTRODUCTION The use of thiazolines building blocks in pharma- ceutical drug discovery is continually increasing [1]. Thiazolines are found in numerous interesting biologically active natural products such as Curacin A, Thiangazole, Mirabazole B, and Lissoclinamides [2]. Moreover, thiazolines constitute a family of compounds known for their application in flavor chemistry [3]. More than 30 thiazoline structures have been identified from natural sources [4], ...