Asymmetric hydrogenation of methyl pyruvate using platinum carbonyl cluster supported on an anion exchanger as the catalyst

Bhaduri, Sumit ; Lahiri, Goutam Kumar ; Munshi, Pradip ; Mukesh, Doble (2000) Asymmetric hydrogenation of methyl pyruvate using platinum carbonyl cluster supported on an anion exchanger as the catalyst Catalysis Letters, 65 (1-3). pp. 61-66. ISSN 1011-372X

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Official URL: http://www.springerlink.com/index/w0v0n210521197v3...

Related URL: http://dx.doi.org/10.1023/A:1019085809330

Abstract

Anionic platinum carbonyl clusters supported on quaternary amine functionalized cross-linked polystyrene, i.e., anion exchangers, are effective precatalysts for the hydrogenation of methyl pyruvate to methyl lactate. Kinetic data has been obtained for anion exchangers with different quaternary groups. Highest observed rate constant and enantioselectivity are obtained with cinchonine funtionalized resin. The kinetic data also indicates saturation kinetics. The decarbonylated used catalyst could be recarbonylated to give a material spectroscopically (infrared) equivalent to freshly anchored cluster.

Item Type:Article
Source:Copyright of this article belongs to Springer-Verlag.
Keywords:Asymmetric; Polymer-Supported; Heterogeneous; Hydrogenation; Catalysis
ID Code:2110
Deposited On:08 Oct 2010 09:10
Last Modified:17 Jan 2011 12:23

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