An efficient and convenient esterification of carboxylic acids using 4,5-dichloro-2-[(4-nitrophenyl)sulfonyl]pyridazin-3(2H)-one
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Title
An efficient and convenient esterification of carboxylic acids using 4,5-dichloro-2-[(4-nitrophenyl)sulfonyl]pyridazin-3(2H)-one
Author(s)
J J Kim; Y D Park; D H Kweon; Y J Kang; H K Kim; S G Lee; S D Cho; Woo Song Lee; Y J Yoon
Bibliographic Citation
Bulletin of Korean Chemical Society, vol. 25, no. 4, pp. 501-505
Publication Year
2004
Abstract
Esterification of aliphatic or aromatic carboxylic acids with alcohols using 2-(4-nitrobenzenesulfonyl)-4,5-dichloropyridazin-3(2H)-one (3) in the presence of base in organic solvents gave the corresponding esters in excellent yields.