Sol-gel synthesised WO3 nanoparticles supported on mesoporous silica for liquid phase nitration of aromatics
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- 作者：A.B. Kulala ; b ; M.K. Dongarea ; c ; S.B. Umbarkara ; b ; sb.umbarkar@ncl.res.in" class="auth_mail" title="E-mail the corresponding author
- 关键词：Heterogeneous catalysis ; Aromatic nitration ; Regioselective ; Sol&ndash ; gel synthesis ; Water polarization
- 刊名：Applied Catalysis B: Environmental
- 出版年：2016
- 出版时间：March 2016
- 年：2016
- 卷：182
- 期：Complete
- 页码：142-152
- 全文大小：4437 K
文摘
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Sol–gel synthesised WO3/SiO2 efficient catalyst for liquid phase nitration.
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Formation of WO3 nanoparticles of 2–5 nm on mesoporous silica.
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Use of commercial 70% HNO3 as nitrating agent without any H2SO4.
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Minimum or no oxidation products.
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Only mononitration and no side chain nitration products.