25958-42-3Relevant academic research and scientific papers
Preparation of 1,3,4-oxadiazoles and 1,3,4-thiadiazoles via chemoselective сyclocondensation of electrophilically activated nitroalkanes to (thio)semicarbazides or thiohydrazides
Aksenov, Alexander V.,Aksenov, Dmitrii A.,Aksenov, Nicolai A.,Arutiunov, Nikolai A.,Kirillov, Nikita K.,Rubin, Michael
, p. 1067 - 1072 (2020/10/02)
[Figure not available: see fulltext.] Unusual reaction proceeding via the electrophilic activation of nitroalkanes in the presence of polyphosphoric acid has been discovered. Subsequent nucleophilic attack with semicarbazides or thiosemicarbazides allows
