Biomimetic cycloaddition approach to tropolone natural products via a tropolone ortho-quinone methide.

作者: Robert M. Adlington , Jack E. Baldwin , Alexander V. W. Mayweg , Gareth J. Pritchard

DOI: 10.1021/OL026467R

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摘要: A study toward a possible biomimetic hetero Diels−Alder reaction is reported between humulene and novel tropolone ortho-quinone methide. suitable methide precursor has been prepared from 3-methyl-2-furoate. Heating the gave methide, which in presence of underwent to give deoxy analogue epolone B.

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