Why does aceto acetic ester not respond to haloform test even though it has a keto methyl group?
closed as off-topic by airhuff, Klaus-Dieter Warzecha, Wildcat, Jon Custer, jerepierre Apr 21 '17 at 17:45
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Because the enolisation is completely towards the ester grouping. Haloform reaction relies on the formation of the enol of the methyl ketone