Aqueous solutions of imidazolium ionic liquids: molecular dynamics studies

Soft Matter ◽  
2009 ◽  
Vol 5 (18) ◽  
pp. 3475 ◽  
Author(s):  
B. L. Bhargava ◽  
Michael L. Klein
2010 ◽  
Vol 114 (1) ◽  
pp. 340-348 ◽  
Author(s):  
Bin Dong ◽  
Yan’an Gao ◽  
Yijin Su ◽  
Liqiang Zheng ◽  
Jingkun Xu ◽  
...  

RSC Advances ◽  
2017 ◽  
Vol 7 (83) ◽  
pp. 52888-52906 ◽  
Author(s):  
Soham Sarkar ◽  
Soumadwip Ghosh ◽  
Rajarshi Chakrabarti

Room temperature ionic liquids (IL) and deep eutectic solvents (DES) are known to aid the conformational stability and activity of proteins and enzymes in aqueous solutions.


Molecules ◽  
2021 ◽  
Vol 27 (1) ◽  
pp. 119
Author(s):  
Zeenat Zara ◽  
Deepti Mishra ◽  
Saurabh Kumar Pandey ◽  
Eva Csefalvay ◽  
Fatemeh Fadaei ◽  
...  

The effect of aqueous solutions of selected ionic liquids solutions on Ideonella sakaiensis PETase with bis(2-hydroxyethyl) terephthalate (BHET) substrate were studied by means of molecular dynamics simulations in order to identify the possible effect of ionic liquids on the structure and dynamics of enzymatic Polyethylene terephthalate (PET) hydrolysis. The use of specific ionic liquids can potentially enhance the enzymatic hydrolyses of PET where these ionic liquids are known to partially dissolve PET. The aqueous solution of cholinium phosphate were found to have the smallest effect of the structure of PETase, and its interaction with (BHET) as substrate was comparable to that with the pure water. Thus, the cholinium phosphate was identified as possible candidate as ionic liquid co-solvent to study the enzymatic hydrolyses of PET.


Author(s):  
Katerina Cubova ◽  
Miroslava Semelova ◽  
Mojmir Nemec ◽  
Vit Benes

(200 words) Imidazolium ionic liquids containing acetylacetone, thenoyltrifluoroacetone, or 8-hydroxyquinoline, respectively, were used as the extracting agents for the separation of traces of iron (III) from its aqueous solutions with or without citric and oxalic acids. The results show that 8-hydroxyquinoline in imidazolium ionic liquids extract iron quantitatively from all the tested solutions including complexing ones, regardless indications of unexpected iron behavior/speciation.


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