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ChemInform Abstract: One-Pot, Four-Component Synthesis of Fully Substituted 1,3,4-Oxadiazole Derivatives from (Isocyanoimino)triphenylphosphorane, a Primary Amine, an Aromatic Carboxylic Acid, and Chloroacetone.

✍ Scribed by Ali Ramazani; Fatemeh Zeinali Nasrabadi; Yavar Ahmadi

Publisher
John Wiley and Sons
Year
2011
Weight
36 KB
Volume
42
Category
Article
ISSN
0931-7597

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✦ Synopsis

Abstract

The reaction is applied to a variety of benzylic amines and allylamine and tolerates a range of functional groups in the carboxylic acids.

πŸ“œ SIMILAR VOLUMES

One-Pot, Four-Component Synthesis of Ful
One-Pot, Four-Component Synthesis of Fully Substituted 1,3,4-Oxadiazole Derivatives from (Isocyanoimino)triphenylphosphorane, a Primary Amine, an Aromatic Carboxylic Acid, and Chloroacetone
✍ Ali Ramazani; Fatemeh Zeinaliβ€…Nasrabadi; Yavar Ahmadi πŸ“‚ Article πŸ“… 2011 πŸ› John Wiley and Sons 🌐 German βš– 148 KB

## Abstract The 1 : 1 imine intermediate **7** generated by the addition of a primary amine **2** to chloroacetone (**1**) is trapped by (isocyanoimino)triphenylphosphorane (**4**) in the presence of an aromatic carboxylic acid **3** and leads to the formation of the corresponding iminophosphorane

Efficient one-pot synthesis of disubstit
Efficient one-pot synthesis of disubstituted 1,3,4-oxadiazole derivatives from the reaction of (N-isocyanimino)triphenylphosphorane, acetaldehyde, a secondary amine, and an electron-poor (E)-cinnamic acid
✍ Ali Ramazani; Yavar Ahmadi; Roghayeh Tarasi πŸ“‚ Article πŸ“… 2010 πŸ› John Wiley and Sons 🌐 English βš– 165 KB πŸ‘ 2 views

## Abstract The iminium intermediate formed by the reaction of a secondary amine with acetaldehyde was reacted by (__N__‐isocyanimino) triphenylphosphorane in the presence of an electron‐poor (__E__)‐cinnamic acid derivative to give the corresponding iminophosphorane intermediate, whose intramolecu