Access to chromone-3-carboxylic acid via silver mediated coupling of 4-hydroxy coumarin and enol ester
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DOI: 10.1016/j.tetlet.2021.153206
Abstract: Abstract A silver-mediated aerobic approach to access 2-methyl-chromone-3-carboxylic acid from the reaction of 4-hydroxy coumarin and enol ester in the presence of base has been presented. Mechanistic investigation suggests that the base induced Michael-type addition… read more here.
Keywords: coumarin enol; hydroxy coumarin; enol ester; silver mediated ... See more keywords