4.4 Article

Improved synthesis of monodentate and bidentate 2-and 3-pyridylphosphines

Journal

TETRAHEDRON LETTERS
Volume 48, Issue 17, Pages 2999-3001

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2007.02.127

Keywords

synthesis; Grignard reaction; pyridylphosphine; monodentate; bidentate; 2-pyridyl; 3-pyridyl

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Tris(pyridyl)phosphines (2- and 3-pyridyl) and 1,2-bis(di-3-pyridylphosphino)ethane were synthesized in 70-75% yield using a Grignard reagent. The product could be efficiently isolated by solid-liquid extraction with diethylamine. (c) 2007 Elsevier Ltd. All rights reserved.

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