1.

Conversion of 4-aminoacetophenone to 4 acetyl phenyl sulfonyl chloride reaction

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Answer:

Explanation:

The direct ACETYLATION of 4-hydroxycoumarin 1 with ACETYL chloride using ... REACTION of 4-methyl-2-phenyl-2-oxazolin-5-one 101 with 4-hydroxycoumarin 1 ...... A.R. BUTLER, E.H. BrownCondensation of 2-hydroxy-2′-aminoacetophenone to form a ..... improved SYNTHESIS of 4-chlorocoumarin-3-sulfonyl chloride and its reactions ...



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