Regioselective vinylation of kojic acid using acetylenic esters in the presence of triphenylphosphine or tert-butyl isocyanide |
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Authors: | Sakineh Asghari Maryam Faraji-Najjarkolaee Mohammad Ahmadipour |
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Affiliation: | (1) Department of Chemistry, Mazandaran University, P.O. Box 453, Babolsar, Iran |
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Abstract: | Abstract The 1:1 reactive intermediates generated by addition of tert-butyl isocyanide or triphenylphosphine to acetylenic esters were trapped by kojic acid to yield O-vinylated and C-vinylated kojic acid, respectively. |
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