Niobate salts of organic base catalyzed chemical fixation of carbon dioxide with epoxides to form cyclic carbonates

2015 ◽  
Vol 17 (3) ◽  
pp. 1842-1852 ◽  
Author(s):  
Angjun Chen ◽  
Chen Chen ◽  
Yuhe Xiu ◽  
Xuerui Liu ◽  
Jizhong Chen ◽  
...  

Peroxoniobate salts of amidine and guanidine have been utilized as halogen-free catalysts for the synthesis of cyclic carbonates from epoxides and CO2 under solvent-free and halide-free conditions.

RSC Advances ◽  
2015 ◽  
Vol 5 (75) ◽  
pp. 61179-61183 ◽  
Author(s):  
Abdol R. Hajipour ◽  
Yasaman Heidari ◽  
Gholamreza Kozehgary

Ammonium salts based on nicotine proved to be highly efficient and recyclable catalysts for the synthesis of cyclic carbonates from epoxides and CO2 without the utilization of any organic solvent and any additives.


2018 ◽  
Vol 6 (4) ◽  
pp. 5322-5332 ◽  
Author(s):  
Felipe de la Cruz-Martínez ◽  
Javier Martínez ◽  
Miguel A. Gaona ◽  
Juan Fernández-Baeza ◽  
Luis F. Sánchez-Barba ◽  
...  

Catalysts ◽  
2019 ◽  
Vol 9 (6) ◽  
pp. 511 ◽  
Author(s):  
Renato Dalpozzo ◽  
Nicola Della Ca’ ◽  
Bartolo Gabriele ◽  
Raffaella Mancuso

Carbon dioxide produced by human activities is one of the main contributions responsible for the greenhouse effect, which is modifying the Earth’s climate. Therefore, post-combustion CO2 capture and its conversion into high value-added chemicals are integral parts of today’s green industry. On the other hand, carbon dioxide is a ubiquitous, cheap, abundant, non-toxic, non-flammable and renewable C1 source. Among CO2 usages, this review aims to summarize and discuss the advances in the reaction of CO2, in the synthesis of cyclic carbonates, carbamates, and ureas appeared in the literature since 2017.


2015 ◽  
Vol 5 (4) ◽  
pp. 2314-2321 ◽  
Author(s):  
Tadashi Ema ◽  
Kazuki Fukuhara ◽  
Takashi Sakai ◽  
Masaki Ohbo ◽  
Fu-Quan Bai ◽  
...  

Tetrabutylammonium hydroxide (TBAH) acted as a good catalyst for the formation of cyclic carbonates from epoxides and CO2 under solvent-free conditions.


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