1,3,4-Oxadiazoles: synthesis strategies and applications

1,3,4-oxadiazoles are an extensive class of heterocyclic compounds. They have found applications in various fields of science and technology: pharmacy, polymers, fluorophores, optoelectronics, etc. Nowadays, there are many scientific papers on the synthesis of 1,3.4-oxadiazoles. However, the information in terms of 1,3.4-oxadiazoles is fragmentary and nonspecific. This review presents various approaches to the synthesis of 1,3,4-oxadiazoles described in the literature over the last 5-15 years, as well as examples of practical applications of this class of compounds.