Highly Efficient Method for the Synthesis of Carboxamides from Carboxylic Acids and Amines Using Pyridine-3-sulfonyl Chloride (3-PSC)
作者:Setsuo Funasaka、Koji Kato、Teruaki Mukaiyama
DOI:10.1246/cl.2008.506
日期:2008.5.5
The use of pyridine-3-sulfonyl chloride (3-PSC) in dehydrating condensation was investigated. This novel reagent was successfully employed as a mild dehydrating reagent for preparing various carboxamides in good to excellent yields from the corresponding carboxylic acids and amines.
Highly Efficient Method for the Synthesis of Carboxamides from Carboxylic Acids and Amines Using Benzenesulfonic Anhydride (BSA)
作者:Setsuo Funasaka、Koji Kato、Teruaki Mukaiyama
DOI:10.1246/cl.2007.1456
日期:2007.12.5
A highly efficient method by using benzenesulfonic anhydride (BSA) in the presence of 4-(dimethylamino)pyridine (DMAP) to synthesize carboxamides from various carboxylic acids and amines including ...