posted on 2001-07-18, 00:00authored byAlan R. Katritzky, Suoming Zhang, Abdel Haleem Mostafa Hussein, Yunfeng Fang, Peter J. Steel
Carboxylic acids are converted into the corresponding homologated acids or esters, using easily
available 1-(trimethylsilylmethyl)benzotriazole (1) as a one-carbon synthon. The effectiveness of
the reaction has been investigated on six aryl and seven alkyl carboxylic acids.