Issue 29, 2012
From the journal:

Chemical Communications

Thiol-promoted catalytic synthesis of diphenolic acid with sulfonated hyperbranched poly(arylene oxindole)s†

Stijn Van de Vyver,a   Jan Geboers,a   Sasja Helsen,a   Feng Yu,b   Joice Thomas,b   Mario Smet,*b   Wim Dehaenb  and  Bert F. Sels*a  

* Corresponding authors

a Centre for Surface Chemistry and Catalysis, Katholieke Universiteit Leuven, Kasteelpark Arenberg 23, 3001 Heverlee, Belgium
E-mail: bert.sels@biw.kuleuven.be
Fax: +32 1632 1998
Tel: +32 1632 1593

b Department of Chemistry, Katholieke Universiteit Leuven, Celestijnen-laan 200F, 3001 Heverlee, Belgium
E-mail: mario.smet@chem.kuleuven.be
Fax: +32 1632 7990

Abstract

Acid-catalyzed condensation of levulinic acid and phenol into high yields of diphenolic acid (>50%) is possible with a combination of sulfonated hyperbranched polymers and thiol promotors, either added as a physical mixture or bound to the polymer by ion-pairing.

Graphical abstract: Thiol-promoted catalytic synthesis of diphenolic acid with sulfonated hyperbranched poly(arylene oxindole)s

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Article information

DOI
https://doi.org/10.1039/C2CC30239J
Article type
Communication
Submitted
11 Jan 2012
Accepted
20 Feb 2012
First published
21 Feb 2012

Chem. Commun., 2012,48, 3497-3499

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Thiol-promoted catalytic synthesis of diphenolic acid with sulfonated hyperbranched poly(arylene oxindole)s

S. Van de Vyver, J. Geboers, S. Helsen, F. Yu, J. Thomas, M. Smet, W. Dehaen and B. F. Sels, Chem. Commun., 2012, 48, 3497 DOI: 10.1039/C2CC30239J

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