Enantioselective Alkylation of Glycine Imines Using a Cinchona-Functionalized Crown Ether-Strapped Calixarene Phase-Transfer Catalyst.
DOI Number:
10.1021/acs.joc.3c00289
Reaction Category:
MOP ID:
MOP_0000369
Educt:
ethyl 2-((diphenylmethylene)amino)acetate, halogenides
Product:
ethyl 2-substituted-2-((diphenylmethylene)amino)acetate
Catalyst:
(1R,2R,4S,5R)-2-((S)-hydroxy(quinolin-4-yl)methyl)-1-(3-((2,20,25,35-tetra-tert-butyl-32-(2-ethoxy-2-oxoethoxy)-6,7,9,10,12,13,15,16-octahydro-22H,28H-4,18-(methano[1,3]benzenomethano)-23,27-(metheno)dibenzo[n,w][1,4,7,10,13]pentaoxacyclotetracosin-29-yl)oxy)propyl)-5-vinylquinuclidin-1-ium bromide
Cas No:
Associated Product from Buchler GmbH:
Cinchonine Base
Cas No:
118-10-5