A holistic review on application of green solvents and replacement study for conventional solvents

Author(s):  
Parth Shah ◽  
Sachin Parikh ◽  
Manan Shah ◽  
Swapnil Dharaskar
2017 ◽  
Author(s):  
Jose A. Pomposo

Understanding the miscibility behavior of ionic liquid (IL) / monomer, IL / polymer and IL / nanoparticle mixtures is critical for the use of ILs as green solvents in polymerization processes, and to rationalize recent observations concerning the superior solubility of some proteins in ILs when compared to standard solvents. In this work, the most relevant results obtained in terms of a three-component Flory-Huggins theory concerning the “Extra Solvent Power, ESP” of ILs when compared to traditional non-ionic solvents for monomeric solutes (case I), linear polymers (case II) and globular nanoparticles (case III) are presented. Moreover, useful ESP maps are drawn for the first time for IL mixtures corresponding to case I, II and III. Finally, a potential pathway to improve the miscibility of non-ionic polymers in ILs is also proposed.


2020 ◽  
Vol 26 (41) ◽  
pp. 7520-7532 ◽  
Author(s):  
Ana Rita Dias ◽  
João Costa-Rodrigues ◽  
Cátia Teixeira ◽  
Cristina Prudêncio ◽  
Paula Gomes ◽  
...  

: The unique properties of ionic liquids make them quite appealing for diverse applications, from “green” solvents (1st generation ionic liquids) to finely tuned materials (2nd generation ionic liquids). A decade ago, a 3rd generation of ionic liquids emerged which is focused on their prospective clinical applications, either as drugs per se or as adjuvants in drug formulations. In recent years, research focused on the use of ionic liquids for topical drug delivery has been increasing and holds great promise towards clinical application against skin cancers. This article highlights the growing relevance of ionic liquids in medicinal chemistry and pharmaceutical technology, which is opening new windows of opportunity.


2016 ◽  
Vol 20 (15) ◽  
pp. 1576-1583 ◽  
Author(s):  
Karem Shanab ◽  
Catharina Neudorfer ◽  
Helmut Spreitzer

2020 ◽  
Vol 7 (3) ◽  
pp. 314-325
Author(s):  
Barla Karuna Devi ◽  
Swathi Naraparaju ◽  
Chaganti Soujanya ◽  
Sayan Dutta Gupta

: Green chemistry emphasizes designing novel routes to overcome health and environmental problems that occur during a chemical reaction. Green solvents are used in place of conventional solvents that are hazardous to both human and the environment. Solvents like water, ionic liquids, supercritical CO2, biosolvents, organic carbonates, and deep eutectic mixtures can be used as green solvents. The review focuses on the properties, applications, and limitations of these solvents.


Coronaviruses ◽  
2020 ◽  
Vol 01 ◽  
Author(s):  
Viney Chawla ◽  
Pooja A Chawla

Background: Corona virus disease (COVID-19) is spreading rapidly at an unprecedented scale across continents and has emerged as the single biggest risk the world has faced in modern times. Some scientists are comparing it to Spanish flu that created havoc around a century ago. The fear of death by COVID-19 looms large at the world today. The disease has reached devastating proportions since its first reports in December 2019. Doctors are having a difficult time dealing with this challenge and the microbiologists are having sleepless nights to bring about an effective vaccine for this disease. Methods: A number of research and review articles have been exhaustively reviewed. The collected data was meticulously analysed and documented. Conclusion: This paper reviews the different types of corona viruses, the structure of SARS-CoV-2 responsible for COVID19, its transmission, virulence. Further, the article discusses the diagnosis, signs and symptoms like fever, breathlessness, cough, potential loss of taste or smell, sneezing, runny nose, fatigue, headache, sore throat and different treatment approaches including drug repurposing being tried by doctors around the globe that may come handy in the management of disease symptoms. The article describes the use of remdesivir, ribavarin, lopinavir, favipiravir, hydoxychloroquine, chloroquine, tocilizumab among others in treating COVID-19.


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