Process for the preparation of esters

C - Chemistry – Metallurgy – 07 – C

Patent

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260/476, 260/493

C07C 67/08 (2006.01) B01J 31/02 (2006.01) C07C 69/12 (2006.01) C07C 69/76 (2006.01)

Patent

CA 1076133

ABSTRACT OF THE DISCLOSURE An improved process for producing an ester from a carboxylic acid and an alcohol which comprises reacting said carboxylic acid with said alcohol by the use of a 1-substituted-2-halopyridinium salt or a 1-substituted-2- haloquinolinium salt as a condensing agent in the presence of a hydrogen halide captor According to this process, various esters, even if they have some steric hindrances, may be obtained in good yields.

261845

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