Alkylation of N′-[(S)-1′-Phenylethyl]-N-(diphenylmethylene)glycinamide using a Phase Transfer Catalyst (PTC) for Practical Asymmetric Syntheses of α-Amino Acid Derivatives

Synlett ◽  
2001 ◽  
Vol 2001 (05) ◽  
pp. 0613-0616 ◽  
Author(s):  
Hyun Ju Kim ◽  
Sang-kuk Lee ◽  
Yong Sun Park
Keyword(s):  
Amino Acid ◽  
Phase Transfer ◽  
Phase Transfer Catalyst ◽  
Amino Acid Derivatives ◽  
Asymmetric Syntheses

Ir/PTC cooperatively catalyzed asymmetric umpolung allylation of α-imino ester enabled synthesis of α-quaternary amino acid derivatives bearing two vicinal stereocenters

2017 ◽  
Vol 53 (12) ◽  
pp. 1985-1988 ◽  
Author(s):  
Yong-Liang Su ◽  
Yu-Hui Li ◽  
Yu-Gen Chen ◽  
Zhi-Yong Han
Keyword(s):  
Amino Acid ◽  
Phase Transfer ◽  
Phase Transfer Catalyst ◽  
Amino Acid Derivatives ◽  
Imino Esters

A novel Ir/PTC (phase-transfer catalyst) cooperatively catalyzed asymmetric umpolung allylation of simple α-imino esters is developed and it provides facile access to α-quaternary amino acid derivatives bearing two vicinal stereocenters.

scholarly journals Quaternary β2,2-amino acid derivatives by asymmetric addition of isoxazolidin-5-ones to para-quinone methides

2020 ◽  
Vol 56 (4) ◽  
pp. 579-582 ◽  
Author(s):  
Andreas Eitzinger ◽  
Michael Winter ◽  
Johannes Schörgenhumer ◽  
Mario Waser
Keyword(s):  
Amino Acids ◽  
Amino Acid ◽  
Phase Transfer ◽  
Phase Transfer Catalyst ◽  
Amino Acid Derivatives ◽  
Quinone Methides ◽  
Chiral Phase ◽  
Asymmetric Addition

Novel densely functionalized β2,2-amino acids were obtained in almost enantiopure form using down to 20 ppm of a chiral phase-transfer catalyst.

Enantioselective Phase-Transfer Catalyzed α-Sulfanylation of Isoxazolidin-5-ones: An Entry to β2,2-Amino Acid Derivatives

2016 ◽  
Vol 22 (43) ◽  
pp. 15261-15264 ◽  
Author(s):  
Timothée Cadart ◽  
Clément Berthonneau ◽  
Vincent Levacher ◽  
Stéphane Perrio ◽  
Jean-François Brière
Keyword(s):  
Amino Acid ◽  
Phase Transfer ◽  
Amino Acid Derivatives

Enantioselective Alkylation of Amino Acid Derivatives Promoted by Cyclic Peptoids under Phase-Transfer Conditions

2016 ◽  
Vol 81 (6) ◽  
pp. 2494-2505 ◽  
Author(s):  
Rosaria Schettini ◽  
Francesco De Riccardis ◽  
Giorgio Della Sala ◽  
Irene Izzo
Keyword(s):  
Amino Acid ◽  
Phase Transfer ◽  
Amino Acid Derivatives ◽  
Enantioselective Alkylation
Sign in / Sign up

Export Citation Format

Share Document