A Mild Method for the Preparation of 1,3,4-Oxadiazoles: Triflic Anhydride Promoted Cyclization of Diacylhydrazines
- 1 February 2000
- journal article
- research article
- Published by Taylor & Francis in Synthetic Communications
- Vol. 30 (3) , 437-443
- https://doi.org/10.1080/00397910008087340
Abstract
Diacylhydrazines undergo cyclization upon treatment with triflic anhydride and pyridine to form the corresponding 1,3,4-oxadiazoles in yields ranging from 70--95%.Keywords
This publication has 10 references indexed in Scilit:
- Mild Method for the Synthesis of Thiazolines from Secondary and Tertiary AmidesThe Journal of Organic Chemistry, 1998
- The Chemistry of Pseudomonic Acid. 18. Heterocyclic Replacement of the α,β-Unsaturated Ester: Synthesis, Molecular Modeling, and Antibacterial ActivityJournal of Medicinal Chemistry, 1997
- Synthesis of 2-Azetidiniminium Salts. 1. Diastereoselectivity in Keteniminium Triflate/Imine CycloadditionsThe Journal of Organic Chemistry, 1996
- Synthesis of unsymmetrically substituted 4H‐1,2,4‐triazolesJournal of Heterocyclic Chemistry, 1994
- The Conversion of Secondary Amides to Tetrazoles with Trifluoromethanesulfonic Anhydride and Sodium AzideSynthesis, 1993
- The chemistry of pseudomonic acid. Part 10. Preparation of heterocyclic derivativesJournal of the Chemical Society, Perkin Transactions 1, 1989
- Acid Catalyzed Cyclization of Bis Silyl Diacylhydrazines: A New 1, 3, 4-Oxadiazole SynthesisSynthetic Communications, 1988
- 2 H ‐1,3,4‐Oxadiazin‐2‐one. Eine neue Klasse heterocyclischer VerbindungenEuropean Journal of Inorganic Chemistry, 1988
- Reaction of Hexamethyldisilazane with Diacylhydrazines : An Easy 1,3,4-Oxadiazole SynthesisSynthetic Communications, 1986
- 1,3,4-OxadiazolesPublished by Elsevier ,1984