An efficient use of triphosgene for the preparation of various acyl azides from carboxylic acids and sodium azide is described.
A mild and efficient method for the preparation of anilines from nitroarenes
β Scribed by Selena R. Boothroyd; Michael A. Kerr
- Publisher
- Elsevier Science
- Year
- 1995
- Tongue
- French
- Weight
- 149 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0040-4039
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π SIMILAR VOLUMES
N-tosyl amides and lactams can be prepared easily and under mild conditions by the inter-or intramolecular condensation of carboxylic acids and secondary sulfonamides. The coupling reagent used is dicyclohaxylcarbodiimide (DCC) in the presence of 4-pyrrolidioopyridine (4-PPY) and the reactions proce
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