Electrophilic activation of nitroalkanes in efficient synthesis of 1,3,4-oxadiazoles
作者:Alexander V. Aksenov、Vladislav Khamraev、Nicolai A. Aksenov、Nikita K. Kirilov、Dmitriy A. Domenyuk、Vladimir A. Zelensky、Michael Rubin
DOI:10.1039/c9ra00976k
日期:——
A novel methodology for general and chemoselective preparation of non-symmetric 1,3,4-oxadiazoles is developed. This unusual reaction proceeds via polyphosphoric acid-assisted activation of nitroalkanes towards nucleophilic attack with acylhydrazides.