Issue 8, 2011
From the journal:

Chemical Communications

A new oxapalladacycle generated via ortho C–H activation of phenylphosphinic acid: an efficient catalyst for Markovnikov-type additions of E–H bonds to alkynes†

Qing Xu,ab   Ruwei Shen,a   Yutaka Ono,a   Ritsuko Nagahata,a   Shigeru Shimada,a   Midori Gotoa  and  Li-Biao Han*a  

* Corresponding authors

a National Institute ofAdvanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki 305-8565, Japan
E-mail: libiao-han@aist.go.jp
Fax: +81 298-61-6344
Tel: + 81 298-61-4855

b College of Chemistry and Materials Engineering, Wenzhou University, Wenzhou 325035, China

Abstract

A new oxapalladacycle 3 can be conveniently prepared via direct ortho palladation of diphenylphosphinic acid with palladium acetate. Catalysts derived from 3 can efficiently catalyze Markovnikov-type additions of E–H bonds (P(O)–H, S–H and spC–H) to alkynesvia a unique catalytic cycle.

Graphical abstract: A new oxapalladacycle generated via ortho C–H activation of phenylphosphinic acid: an efficient catalyst for Markovnikov-type additions of E–H bonds to alkynes

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Article information

DOI
https://doi.org/10.1039/C0CC03436C
Article type
Communication
Submitted
24 Aug 2010
Accepted
26 Nov 2010
First published
15 Dec 2010

Chem. Commun., 2011,47, 2333-2335

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A new oxapalladacycle generated via ortho C–H activation of phenylphosphinic acid: an efficient catalyst for Markovnikov-type additions of E–H bonds to alkynes

Q. Xu, R. Shen, Y. Ono, R. Nagahata, S. Shimada, M. Goto and L. Han, Chem. Commun., 2011, 47, 2333 DOI: 10.1039/C0CC03436C

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