Tetrahedron letters

A direct synthesis of olefins by reaction of carbonyl compounds with lithio derivatives of 2-[alkyl-or (2′-alkenyl)-or benzyl-sulfonyl]-benzothiazoles.

JB Baudin, G Hareau, SA Julia, O Ruel

文献索引：Baudin; Hareau; Julia; Ruel Tetrahedron Letters, 1991 , vol. 32, # 9 p. 1175 - 1178

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被引用次数: 332

摘要

Abstract During the title reaction, the lithium alkoxides formed as intermediates undergo an intramolecular addition to the neighboring C N group followed an S to 0 benzothiazole transfer and simultaneous extrustion of sulfur dioxide and ejection of 2 (3H)- benzothiazolone anion.