Chinese Journal of Magnetic Resonance

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Carbonylation of Methanol on Cu-H-MOR Zeolites: Insights from Solid-State NMR Spectroscopy

LI Bo-jie,XU Jun*,WANG Qiang,WANG Xiu-mei,QI Guo-dong,DENG Feng*   

  1. State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics, National Center for Magnetic Resonance in Wuhan (Wuhan Institute of Physics and Mathematics, Chinese Academy of Sciences), Wuhan 430071, China
  • Received:2013-11-28 Revised:2014-07-17 Online:2014-09-05 Published:2014-09-05
  • About author:XU Jun, E-mail: xujun@wipm.ac.cn; DENG Feng, Tel: 027-87198820; E-mail: dengf@wipm.ac.cn.
  • Supported by:

    国家自然科学基金资助项目(21210005,21173254,21221064);武汉市晨光计划资助项目(201271031383).

Abstract:

Carbonylation of methanol with CO on Cu-H-mordenite (Cu-H-MOR) zeolites was studied by 13C solid-state NMR spectroscopy. By characterizing the interaction between adsorbed species and Cu2+ cations, we determined copper methoxy group (Cu-OCH3) and copper acetyl group (Cu-(CO)-CH3) as the intermediates of this reaction. The possible mechanisms of carbonylation reaction of methanol with CO on Cu-H-MOR zeolites were discussed.

Key words: solid-state NMR spectroscopy, mordenite zeolite, carbonylation reaction, heterogeneous catalysis, reaction mechanism

CLC Number: