Synthesis of Polyester Amide by Carbonylation–Polycondensation Reaction Using Immobilized Palladium Metal Containing Ionic Liquid on SBA-15 as a Phosphine-Free Catalytic System

2015 ◽  
Vol 145 (3) ◽  
pp. 824-833 ◽  
Author(s):  
Anilkumar Satapathy ◽  
Sandip T. Gadge ◽  
Etty N. Kusumawati ◽  
Kei Harada ◽  
Takehiko Sasaki ◽  
...  
2011 ◽  
Vol 9 (1) ◽  
pp. 175-179 ◽  
Author(s):  
Zhongqiang Zhou ◽  
Yong Sun ◽  
Aiqing Zhang

AbstractChiral aminosulfonamides containing imidazolium group were used as ligands for the ruthenium(II)-catalyzed asymmetric transfer hydrogenation of prochiral ketones in ionic liquid, affording good to excellent conversions and enantiomeric excesses. The catalytic system could be easily recovered and reused several times.


2020 ◽  
Vol 44 (9-10) ◽  
pp. 557-565
Author(s):  
Zhenzhen Geng ◽  
Hong-yu Zhang ◽  
Guohui Yin ◽  
Yuecheng Zhang ◽  
Jiquan Zhao

The ionic liquid 1-methyl-3-(3-sulfopropyl)imidazolium chloride ([MIMPs]+Cl-) in combination with 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO) and sodium nitrite (NaNO2) as a catalytic system demonstrates high efficiency in the one-pot two-step aerobic oxidative condensation of benzyl alcohols with 1,2-phenylenediamines to give benzimidazoles. Various benzimidazoles are obtained in good to excellent yields by this strategy.


2019 ◽  
Vol 43 (43) ◽  
pp. 16881-16888 ◽  
Author(s):  
Tenghe Zhang ◽  
Xinlu Li ◽  
Hang Song ◽  
Shun Yao

In order to study the universality of ionic liquids-assisted glycosidation and explore their catalytic behaviors together with potential, oleanolic acid and ursolic acid were selected to establish catalytic system as typical triterpene sapogenins.


2019 ◽  
Vol 55 (21) ◽  
pp. 3069-3072 ◽  
Author(s):  
Huan Wang ◽  
Yanfei Zhao ◽  
Zhengang Ke ◽  
Bo Yu ◽  
Ruipeng Li ◽  
...  

Renewable acetic acid can be synthesized from CO2and lignin over an ionic liquid-based catalytic system containing Ru–Rh bimetal catalyst.


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