Double Spirocyclization of Arylidene-Δ2-Pyrrolin-4-Ones with 3-Isothiocyanato Oxindoles.

DOI Number:

10.3390/catal10101211
Link to literature

Reaction Category:

Spirocyclization

Educt:

arylidene-Δ2-Pyrrolin-4-ones, 3-Isothiocyanato oxindoles

Product:

substituted methyl 1,5''-dimethyl-2,3''-dioxo-5'-thioxo-1'',3''-dihydrodispiro[indoline-3,2'-pyrrolidine-4',2''-pyrrole]-4''-carboxylate

Catalyst:

3-[[3,5-bis(trifluoromethyl)phenyl]amino]-4-[[(8α,9S)-6′-methoxycinchonan-9-yl]amino]-3-Cyclobutene-1,2-dione

Cas No:

1256245-84-7

Associated Product from Buchler GmbH:

Quinine Base

Cas No:

130-95-0