Tetrahedron Asymmetry p. 857 - 860 (1990)
Update date:2022-08-03
Topics:
Pelter, Andrew
Ward, Robert S.
Jones, D. Martin
Maddocks, Peter
Addition of sulphur stabilised carbanions to a chiral non-racemic butenolide followed by reaction with an aromatic aldehyde affords a short synthesis of homochiral dibenzylbutyrolactone derivatives.Desulphurisation of the first formed adducts proceeds in almost quantitative yield to afford the parent lignan.
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Doi:10.1016/0022-328X(91)86211-8
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(1990)
