Asymmetric C-Selective Difluoromethylation of β-Keto Esters by Phase Transfer Catalysis

2021 ◽  
Author(s):  
Yakun Wang ◽  
shuaifei wang ◽  
peiyong qiu ◽  
lizhen fang ◽  
Ke Wang ◽  
...  
Keyword(s):  
Phase Transfer Catalysis ◽  
Phase Transfer ◽  
Keto Esters

An efficient and enantioselective C difluoromethylation of β-keto esters has been achieved by phase-transfer catalysis. This procedure is applicable to different kinds of β-keto esters with a series of cinchona-derived...

ChemInform Abstract: Enantioselective Photooxygenation of β-Keto Esters by Chiral Phase-Transfer Catalysis Using Molecular Oxygen.

ChemInform ◽  
2013 ◽  
Vol 44 (9) ◽  
pp. no-no
Author(s):  
Mingming Lian ◽  
Zhi Li ◽  
Yuanchun Cai ◽  
Qingwei Meng ◽  
Zhanxian Gao
Keyword(s):  
Molecular Oxygen ◽  
Phase Transfer Catalysis ◽  
Phase Transfer ◽  
Chiral Phase ◽  
Keto Esters

Enantioselective Alkylation of N -Arylhydrazones Derived from α-Keto Esters and Isatin Derivatives through Asymmetric Phase-Transfer Catalysis

2018 ◽  
Vol 13 (14) ◽  
pp. 1780-1783 ◽  
Author(s):  
Qi-Kai Kang ◽  
Sermadurai Selvakumar ◽  
Natarajan Arumugam ◽  
Abdulrahman I. Almansour ◽  
Raju Suresh Kumar ◽  
...  
Keyword(s):  
Phase Transfer Catalysis ◽  
Phase Transfer ◽  
Keto Esters ◽  
Enantioselective Alkylation ◽  
Isatin Derivatives

Asymmetric α-alkylation of cyclic β-keto esters and β-keto amides by phase-transfer catalysis

2019 ◽  
Vol 17 (3) ◽  
pp. 573-584 ◽  
Author(s):  
Yakun Wang ◽  
Yueyun Li ◽  
Mingming Lian ◽  
Jixia Zhang ◽  
Zhaomin Liu ◽  
...  
Keyword(s):  
Phase Transfer Catalysis ◽  
Phase Transfer ◽  
Keto Esters

A facile and efficient asymmetric α-alkylation of β-keto esters and β-keto amides has been achieved by phase-transfer catalysis.

Enantioselective Photooxygenation of β-Keto Esters by Chiral Phase-Transfer Catalysis using Molecular Oxygen

2012 ◽  
Vol 7 (9) ◽  
pp. 2019-2023 ◽  
Author(s):  
Mingming Lian ◽  
Zhi Li ◽  
Yuanchun Cai ◽  
Qingwei Meng ◽  
Zhanxian Gao
Keyword(s):  
Molecular Oxygen ◽  
Phase Transfer Catalysis ◽  
Phase Transfer ◽  
Chiral Phase ◽  
Keto Esters
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