4.4 Article

Pd-catalyzed addition-carbocyclization of α,ω-diynes with H-P(O)R2 compounds

Journal

TETRAHEDRON LETTERS
Volume 50, Issue 45, Pages 6196-6199

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2009.08.094

Keywords

Palladium; Hydrophosphorylation; Cyclization; Homogeneous catalysis

Funding

  1. Ministry of Education, Culture, Sports, Science and Technology, Japan [18065008]
  2. Grants-in-Aid for Scientific Research [18065008] Funding Source: KAKEN

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Chelating phosphines are much higher performing than mono-dentate phosphines in palladium-catalyzed reaction of alpha,omega-diynes with HP(O)(RR2)-R-1 (R-1,R-2 = Ph, alkoxy) to afford (E)-3-(phosphorylmethylene)-2-methylcyclopentenes. (C) 2009 Elsevier Ltd. All rights reserved.

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