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Letters in Organic Chemistry

Author(s): Akira Tsubouchi, Emi Nishio, Koutaro Arai and Takeshi Takeda

DOI: 10.2174/1570178043400325

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Titanocene(II)-Promoted Reaction of Thioacetals with Styrenes: Stereoselective Formation of (E)-β-Substituted Styrene Derivatives

Page: [357 - 359] Pages: 3

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Abstract

(E)-β-Substituted styrenes were obtained stereoselectively by the titanocene(II)-promoted desulfurizative coupling of thioacetals with styrenes. It is suggested that the reaction proceeds through the regioselective formation of a titanacyclobutane intermediate, followed by ?-elimination.

Keywords: alkenes, elimination, carbene complexes, styrenes, titanocene(II)