Clay-supported liquid−liquid−solid phase transfer catalysis: synthesis of benzoic anhydride

Yadav, G. D. ; Naik, Suguna S. (2000) Clay-supported liquid−liquid−solid phase transfer catalysis: synthesis of benzoic anhydride Organic Process Research & Development, 4 (3). pp. 141-146. ISSN 1083-6160

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Official URL: http://pubs.acs.org/doi/abs/10.1021/op990087c?jour...

Related URL: http://dx.doi.org/10.1021/op990087c

Abstract

Solid-supported phase transfer catalysed reactions typically involve polystyrene supports cross-linked with divinyl benzene. The use of commercially available clay as a support for the PTC reaction is attractive. This paper reports the preparation of benzoic anhydride from benzoyl chloride and sodium benzoate using clay-supported quaternary ammonium salts at 30 °C. The selectivity to the product is 100%. The mechanistic and kinetic aspects are also reported. The clay-supported catalyst was found to be more active than polymer-supported catalysts.

Item Type:Article
Source:Copyright of this article belongs to American Chemical Society.
ID Code:111872
Deposited On:15 Sep 2017 13:21
Last Modified:15 Sep 2017 13:21

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