Nitrile Biotransformations for Highly Enantioselective Synthesis of Oxiranecarboxamides with Tertiary and Quaternary Stereocenters; Efficient Chemoenzymatic Approaches to Enantiopure α-Methylated Serine and Isoserine Derivatives

2005 ◽  
Vol 70 (7) ◽  
pp. 2439-2444 ◽  
Author(s):  
Mei-Xiang Wang ◽  
Gang Deng ◽  
De-Xian Wang ◽  
Qi-Yu Zheng
Keyword(s):  
Enantioselective Synthesis ◽  
Quaternary Stereocenters

Enantioselective Synthesis of Dihydropyridines Containing Quaternary Stereocenters Through Dearomatization of Pyridinium Salts

ACS Catalysis ◽  
2019 ◽  
Vol 10 (1) ◽  
pp. 51-55 ◽  
Author(s):  
Donovan J. Robinson ◽  
Sean P. Spurlin ◽  
John D. Gorden ◽  
Rashad R. Karimov
Keyword(s):  
Enantioselective Synthesis ◽  
Pyridinium Salts ◽  
Quaternary Stereocenters

Palladium(ii)-catalyzed asymmetric C–H carbonylation to diverse isoquinoline derivatives bearing all-carbon quaternary stereocenters

2020 ◽  
Vol 56 (78) ◽  
pp. 11605-11608
Author(s):  
Yan Li ◽  
Xiu-Fen Cheng ◽  
Fan Fei ◽  
Tian-Rui Wu ◽  
Kang-Jie Bian ◽  
...  
Keyword(s):  
Late Stage ◽  
Enantioselective Synthesis ◽  
One Step ◽  
Quaternary Stereocenters ◽  
Quaternary Stereocenter ◽  
Isoquinoline Derivatives

Enantioselective synthesis of isoquinoline derivatives bearing an all-carbon quaternary stereocenter in one step via asymmetric Pd(ii)-catalyzed C–H activation and multiple late-stage derivatizations.

The enantioselective construction of trifluoromethylated quaternary stereocenters via the Rh-catalyzed asymmetric dehydrated arylation of unprotected hemiaminals

2020 ◽  
Vol 7 (2) ◽  
pp. 340-344 ◽  
Author(s):  
Yu-Tuo Sun ◽  
Dong-Xing Zhu ◽  
Xiaofeng Rao ◽  
Ming-Hua Xu
Keyword(s):  
Catalyst System ◽  
Enantioselective Synthesis ◽  
Quaternary Carbon ◽  
Quaternary Stereocenters

An effective Rh/chiral diene catalyst system for the highly enantioselective synthesis of chiral benzosultams bearing trifluoromethylated quaternary carbon stereocenters has been developed.

ChemInform Abstract: Enantioselective Synthesis of Imidazolines with Quaternary Stereocenters by Organocatalytic Reaction of N-(Heteroarenesulfonyl)imines with Isocyanoacetates

ChemInform ◽  
2012 ◽  
Vol 43 (41) ◽  
pp. no-no
Author(s):  
Shuichi Nakamura ◽  
Yuri Maeno ◽  
Mutsuyo Ohara ◽  
Akiko Yamamura ◽  
Yasuhiro Funahashi ◽  
...  
Keyword(s):  
Enantioselective Synthesis ◽  
Quaternary Stereocenters

Catalytic enantioselective synthesis of cyclopropanes featuring vicinal all-carbon quaternary stereocenters with a CH2F group; study of the influence of C–F⋯H–N interactions on reactivity

2018 ◽  
Vol 5 (20) ◽  
pp. 2960-2968 ◽  
Author(s):  
Zhong-Yan Cao ◽  
Wenmin Wang ◽  
Kui Liao ◽  
Xiaoming Wang ◽  
Jian Zhou ◽  
...  
Keyword(s):  
Enantioselective Synthesis ◽  
Quaternary Stereocenters

A highly diastereo- and enantioselective synthesis of cyclopropanes with adjacent all-carbon quaternary stereocenters featuring a CH2F group is reported.

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