Enantioselective synthesis of β-hydroxy-α-amino acid esters by aldol coupling using a chiral quaternary ammonium salt as catalyst.
DOI Number:
10.1016/S0040-4039(99)00636-X
Reaction Category:
RXNO ID:
RXNO_0000016
Educt:
(Z)-N-(2-(tert-butoxy)-2-((trimethylsilyl)oxy)vinyl)-1,1-diphenylmethanimine, heptanal
Product:
tert-butyl (2S,3R)-2-amino-3-hydroxynonanoate
Catalyst:
1-(9-anthracenylmethyl)-9-(phenylmethoxy)-(8α,9R)-cinchonanium hydrogen difluoride
Cas No:
228868-82-4
Associated Product from Buchler GmbH:
Cinchonidine Base
Cas No:
485-71-2