Enantioselective Phase-Transfer-Catalyzed Synthesis of Spirocyclic Azetidine Oxindoles.

DOI Number:

10.1021/acs.orglett.4c00358

Reaction Category:

Educt:

tert-butyl (1-benzyl-2-oxoindolin-3-yl)(2-chloroethyl)carbamate

Product:

tert-butyl (S)-1'-benzyl-2'-oxospiro[azetidine-2,3'-indoline]-1-carboxylate

Catalyst:

(1S,2S,4S,5R)-2-((R)-hydroxy(quinolin-4-yl)methyl)-1-(4-(pentafluoro-l6-sulfaneyl)benzyl)-5-vinylquinuclidin-1-ium bromide

Cas No:

3032768-48-9

Cas No:

485-71-2