Process for the preparation of esters of 4-fluorosubstituted 3-oxo-alcanoic acids
作者： Max Josef Braun
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摘要: Esters of 4-fluorosubstituted 3-oxo-alcanoic acids can be prepared by addition reaction ketene with the respective acid chloride, subsequent esterification and hydrodechlorination. Preferred products are esters 4,4-difluoro-3-oxo-butanoic acid.
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