Zinc(ii)-catalyzed reactions of carbon dioxide and propargylic alcohols to carbonates at room temperature

2016 ◽  
Vol 18 (2) ◽  
pp. 382-385 ◽  
Author(s):  
Jiayin Hu ◽  
Jun Ma ◽  
Qinggong Zhu ◽  
Qingli Qian ◽  
Hongling Han ◽  
...  
Keyword(s):  
Carbon Dioxide ◽  
Room Temperature ◽  
Solvent Free ◽  
Cyclic Carbonates ◽  
Propargylic Alcohols ◽  
Solvent Free Conditions ◽  
Catalyzed Reactions

ZnI2/NEt3 can catalyze the reactions of CO2 and propargylic alcohols to form α-alkylidene cyclic carbonates effectively at room temperature under solvent-free conditions, and the yields of the desired products can reach 99%.

Nicotine-derived ammonium salts as highly efficient catalysts for chemical fixation of carbon dioxide into cyclic carbonates under solvent-free conditions

RSC Advances ◽  
2015 ◽  
Vol 5 (75) ◽  
pp. 61179-61183 ◽  
Author(s):  
Abdol R. Hajipour ◽  
Yasaman Heidari ◽  
Gholamreza Kozehgary
Keyword(s):  
Carbon Dioxide ◽  
Organic Solvent ◽  
Solvent Free ◽  
Ammonium Salts ◽  
Chemical Fixation ◽  
Cyclic Carbonates ◽  
Highly Efficient ◽  
Solvent Free Conditions ◽  
Recyclable Catalysts ◽  
Fixation Of Carbon Dioxide

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.

Quaternary ammonium hydroxide as a metal-free and halogen-free catalyst for the synthesis of cyclic carbonates from epoxides and carbon dioxide

2015 ◽  
Vol 5 (4) ◽  
pp. 2314-2321 ◽  
Author(s):  
Tadashi Ema ◽  
Kazuki Fukuhara ◽  
Takashi Sakai ◽  
Masaki Ohbo ◽  
Fu-Quan Bai ◽  
...  
Keyword(s):  
Carbon Dioxide ◽  
Quaternary Ammonium ◽  
Ammonium Hydroxide ◽  
Solvent Free ◽  
Cyclic Carbonates ◽  
Tetrabutylammonium Hydroxide ◽  
Metal Free ◽  
Good Catalyst ◽  
Solvent Free Conditions ◽  
Halogen Free

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

Calix[4]pyrroles as macrocyclic organocatalysts for the synthesis of cyclic carbonates from epoxides and carbon dioxide

2018 ◽  
Vol 8 (16) ◽  
pp. 4193-4198 ◽  
Author(s):  
Chihiro Maeda ◽  
Sota Sasaki ◽  
Kazuto Takaishi ◽  
Tadashi Ema
Keyword(s):  
Carbon Dioxide ◽  
Solvent Free ◽  
Cyclic Carbonates ◽  
Solvent Free Conditions

meso-Octamethylcalix[4]pyrrole worked as an organocatalyst for the conversion of epoxides and CO2 into cyclic carbonates under solvent-free conditions.

Calcium-catalyzed regioselective dehydrative cross-coupling of propargylic alcohols with 1,3-dicarbonyl compounds

2019 ◽  
Vol 21 (19) ◽  
pp. 5207-5211 ◽  
Author(s):  
Peizhong Xie ◽  
Xiangyang Wo ◽  
Xiaobo Yang ◽  
Xinying Cai ◽  
Shuangshuang Li ◽  
...  
Keyword(s):  
Room Temperature ◽  
Coupling Reaction ◽  
Cross Coupling ◽  
Solvent Free ◽  
Dicarbonyl Compounds ◽  
Propargylic Alcohols ◽  
Cross Coupling Reaction ◽  
Solvent Free Conditions

A calcium-catalyzed in situ dehydrative cross-coupling reaction of propargylic alcohols with 1,3-dicarbonyl compounds was developed at room temperature under solvent-free conditions.

ChemInform Abstract: Zinc(II)-Catalyzed Reactions of Carbon Dioxide and Propargylic Alcohols to Carbonates at Room Temperature.

ChemInform ◽  
2016 ◽  
Vol 47 (23) ◽  
Author(s):  
Jiayin Hu ◽  
Jun Ma ◽  
Qinggong Zhu ◽  
Qingli Qian ◽  
Hongling Han ◽  
...  
Keyword(s):  
Carbon Dioxide ◽  
Room Temperature ◽  
Propargylic Alcohols ◽  
Catalyzed Reactions
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