Ultrasound irradiation promoted catalyst-free construction of formamidine framework using isocyanide as building blocks

Article abstract of DOI:10.1016/j.tetlet.2011.03.100

Reactions of isocyanides with 2-mercaptobenzothiazole and 2-mercaptobenzoxazole afforded a series of compounds containing formamidine framework in moderate to high yields. These organic transformations were performed under mild and catalyst-free condition