Issue 33, 2011

Two diphosphonate-functionalized asymmetric polyoxomolybdates with catalytic activity for oxidation of benzyl alcohol to benzaldehyde

Abstract

Two asymmetric polyoxomolybdates Na6{Mo2O5[(Mo2O6)NH3CH2CH2CH2C(O)(PO3)2]2}·16H2O (1) and (NH4)7Na{MoO2[(Mo2O6)NH3CH2CH2CH2C(O)(PO3)2]}4·H2O (2) have been synthesized by the reactions of alendronic acid with molybdate. Structure analysis revealed that the polyoxoanions 1 and 2 can be described as dimeric and tetrameric aggregates of the {MoO3[(Mo2O6)NH3CH2CH2CH2C(O)(PO3)2]} units respectively. Their tetrabutylammonium salts show efficient selective oxidation of benzyl alcohol to benzaldehyde with 72.5% and 81.5% benzyl alcohol conversion, and 87.1% and 82.4% benzaldehyde selectivity, respectively.

Graphical abstract: Two diphosphonate-functionalized asymmetric polyoxomolybdates with catalytic activity for oxidation of benzyl alcohol to benzaldehyde

Supplementary files

Article information

Article type
Paper
Submitted
09 Dec 2010
Accepted
10 Jun 2011
First published
19 Jul 2011

Dalton Trans., 2011,40, 8414-8418

Two diphosphonate-functionalized asymmetric polyoxomolybdates with catalytic activity for oxidation of benzyl alcohol to benzaldehyde

H. Tan, W. Chen, D. Liu, X. Feng, Y. Li, A. Yan and E. Wang, Dalton Trans., 2011, 40, 8414 DOI: 10.1039/C0DT01729A

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