Truly catalytic and chemoselective cleavage of benzylidene acetal with phosphomolybdic acid supported on silica gel

Kumar, P.S., Kumar, G.D.K. and Baskaran, S. (2008) Truly catalytic and chemoselective cleavage of benzylidene acetal with phosphomolybdic acid supported on silica gel. European Journal of Organic Chemistry, 2008(36), pp. 6063-6067. (doi: 10.1002/ejoc.200800963)

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Publisher's URL: http://dx.doi.org/10.1002/ejoc.200800963

Abstract

Phosphomolybdic acid supported on silica gel provides a truly catalytic method for the chemoselective cleavage of benzylidene acetals having sensitive functional groups under mild conditions. It is easy to perform on large scale owing to minimal catalyst loading (0.5 mol-%). Several sensitive functional groups such as TBDPS ether, -OMs, -OAc, allyl ether, N-Boc, N-Fmoc and N-Cbz are stable under the reaction conditions. In addition, benzylidene acetal is selectively cleaved in the presence of isopropylidene ketal.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Gaddale Devanna, Dr Kishore Kumar
Authors: Kumar, P.S., Kumar, G.D.K., and Baskaran, S.
College/School:College of Science and Engineering > School of Chemistry
Journal Name:European Journal of Organic Chemistry
Publisher:Wiley - V C H Verlag GmbH & Co. KGaA
ISSN:1434-193X
ISSN (Online):1099-0690

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