Tetrahedron Letters p. 4167 - 4170 (1980)
Update date:2022-08-16
Topics:
Canonne, Persephone
Lemay, Gilles
Belanger, Denis
Alkylated γ-spirolactones were prepared in one-step reactions in high yields from butane-1,4-diyl and pentane-1,5 diyldimagnesium dibromides and substituted cyclic anhydrides in tetrahydrofuran.In the light of experimental findings electronic and steric factors influence the regiospecificity of this reaction.
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Doi:10.1002/jhet.5570380412
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(2015)Doi:10.1016/0022-2860(91)85065-B
(1991)