Synthesis of linear coumarins via para-Claisen rearrangement of coumarate ester derivatives: total synthesis of suberosin, demethylsuberosin, and ostruthin
- 1 January 1986
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 16,p. 1264-1266
- https://doi.org/10.1039/c39860001264
Abstract
Heating 2′-O-prenylated derivatives of 4′-O-benzyl methyl coumarates (3) furnishes the corresponding linear prenylated umbelliferones (1) directly via sequential para-Claisen rearrangement and relactonisation.Keywords
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