Heterocyclisation de diols βγ′-alleniques. |
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Authors: | Jean-Jacques Chilot Alain Doutheau Jacques Gore |
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Affiliation: | Laboratoire de Chimie Organique I, ERA 611 du CNRS, Université Claude Bernard Lyon I,E.S.C.I.L., 43 Boulevard du 11 Novembre 1918, 69622 Villeurbanne Cédex France |
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Abstract: | The silver nitrate assisted cyclization of the entitled diols leads, depending on the substitution of the allenic linkage, specifically to dihydropyranes , when R is alkyl or to an equimolecular mixture of and its tetrahydrofuranyl isomer when R is hydrogen. |
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