Ionic liquid-functionalized graphene oxide as an efficient support for the chiral salen Mn(iii) complex in asymmetric epoxidation of unfunctionalized olefins

2015 ◽  
Vol 5 (4) ◽  
pp. 2092-2102 ◽  
Author(s):  
Weiguo Zheng ◽  
Rong Tan ◽  
Shenfu Yin ◽  
Yaoyao Zhang ◽  
Guangwu Zhao ◽  
...  

Chiral salen Mn(iii) complex covalently grafted on IL-functionalized GO sheet, was a highly efficient, universal and reusable catalyst for asymmetric epoxidation of unfunctionalized olefins using aqueous NaOCl as an oxidant.

2017 ◽  
Vol 7 (24) ◽  
pp. 5944-5952 ◽  
Author(s):  
Chen Xing ◽  
Jiang Deng ◽  
Rong Tan ◽  
Mengqiao Gao ◽  
Pengbo Hao ◽  
...  

Multiple chiral salen TiIV complexes appended on an IL-functionalized GO surface reinforced intramolecular cooperative catalysis of asymmetric sulfoxidation in water.


2015 ◽  
Vol 3 (28) ◽  
pp. 14779-14785 ◽  
Author(s):  
Yongyi Wei ◽  
Zhongkai Hao ◽  
Fang Zhang ◽  
Hexing Li

A SO3H-functionalized graphene oxide and nano-ZIF-8 composite was used as an efficient catalyst for [3 + 3] formal cycloaddition reactions with pyranyl heterocycles.


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