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The Reaction of N -Isocyaniminotriphenylphosphorane With Biacetyl in the Presence of (E) -Cinnamic Acids: Synthesis of Fully Substituted 1,3,4-Oxadiazole Derivatives via Intramolecular AZA -Wittig Reactions of in Situ Generated Iminophosphoranes

✍ Scribed by Ramazani, Ali; Abdian, Behnaz; Nasrabadi, Fatemeh Zeinali; Rouhani, Morteza

Book ID
125527677
Publisher
Taylor and Francis Group
Year
2013
Tongue
English
Weight
201 KB
Volume
188
Category
Article
ISSN
1042-6507

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## Abstract Reactions of electron‐poor α‐haloketones with (__N__‐isocyanimino) triphenylphosphorane in the presence of aromatic carboxylic acids proceed smoothly at room temperature and in neutral conditions to afford disubstituted 1,3,4‐oxadiazole derivatives in high yields. © 2010 Wiley Periodica