C−H Bond Activation and Subsequent C−C Bond Formation Promoted by Osmium: 2-Vinylpyridine−Acetylene Couplings

• DOI: 10.1021/ja060901t
• Publication Date: 2006-04-05T04:58:01Z
• Authors: Miguel A. Esteruelas; Francisco J. Fern...; Montserrat Oliván; Enrique Oñate
• Keywords: Acetylene; Osmium; Derivative (finance); Triple bond

Complex OsH2Cl2(PiPr3)2 promotes the C−H activation of 2-vinylpyridine and subsequently couples activated substrate with a second two acetylene molecules. In absence 2-vinylpyridine, is coupled an unit to afford 2-butadienylpyridine derivative.