Esterification The formation of an ester from

Esterification. The formation of an ester from an acid (or its derivative) and an alcohol is of limited appHcation siace carboxyUc esters are comparatively rare substitueats ia dyes. Esters of A/-(3-hydroxyethylaniLiaes are important iatermediates for azo disperse dyes for polyester. Another example is methyl anthranilate, formed by the classical esterification of anthranilic acid usiag methanol and sulfuric acid. 

Fischer esterification The formation of an ester from a carboxylic acid and an alcohol in the presence of an acid catalyst. 

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