Organocatalytic asymmetric cyclopropanation of 3-acylcoumarins with 3-halooxindoles: access to spirooxindole-cyclopropa [c]coumarin compounds.

DOI Number:

10.1021/acs.joc.0c02653
Link to literature

Reaction Category:

Cyclopropanation | Spirocyclization

Educt:

3-acylcoumarins, 3-halooxindoles

Product:

spirocyclic compound

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