
Tetrahedron Letters p. 4461 - 4464 (1986)
Update date:2022-08-02
Topics:
Gesson, Jean-Pierre
Jacquesy, Jean-Claude
Renoux, Brigitte
Two regiospecific consecutive alkylations of carvone at C6 followed by acid-catalysed cyclisation afford bicyclic ketones which are potential intermediates for the synthesis of several classes of terpenes.Depending on the sequence of alkylation trans fused ketone 7 or mixture of 7 and cis fused 13 may be prepared in only three steps, thus constituting a new type of annulation of carvone.
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