一般描述
4-Chloro-2,5-difluorobenzoic acid reacts with substituted 2-hydroxy acetophenones in the presence of POCl3 to afford 2-acetylphenyl-4-chloro-2,5-difluorobenzoate.
Sigma-Aldrich西格玛奥德里奇(上海)贸易有限公司
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