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γ-Alkylation of α′-(phenylsulfonyl)-α,β-unsaturated ketones: The trianion imperative

✍ Scribed by Peter T Lansbury; Ciro J Spagnuolo; Erich L Grimm

Publisher: Elsevier Science
Year: 1986
Tongue: French
Weight: 112 KB
Volume: 27
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)84627-4

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✦ Synopsis

Y-alkylation of the title compounds with primary alkyl iodides is possible only when both a'-protons are first ionized with excess lithium diisoproylamide. a) M. Cooke and R. Goswami, J. Am. Chem. c, _, 99 642 (1977).

--b) J. A. M. van den Goorbergh and A. van der Cen, Rec. Trav. Chim., 102, 393 (1983). a) A. S. Narula, Tetrahedron e, _, 22 4119 (1981). b) R.

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