Chemoselective acylation of some oxidofu
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Miguel Yus; Joaquฤฑฬn Gomis
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Article
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2003
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Elsevier Science
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French
โ 110 KB
Once oxidofunctionalised organolithium compounds 1 (easily prepared by reductive ring opening of isochroman and phthalan by DTBB-catalysed lithiation) were transmetallated with ZnBr 2 /CuCNโข2LiCl and reacted successively with a carboxylic acid anhydride and an acyl chloride in THF at 08C, the corres