Enantioselective (8+3) Cycloadditions by Activation of Donor-Acceptor Cyclopropanes Employing Chiral Brønsted Base Catalysis.
DOI Number:
10.1002/anie.202206096
Reaction Category:
MOP ID:
MOP_0000562
Educt:
2-(2-oxopropyl)cyclopropane-1,1-dicarbonitrile, Tropone
Product:
(R)-2-(2-oxopropyl)-2,3-dihydrocyclohepta[b]pyran-4,4(9H)-dicarbonitrile
Catalyst:
N-[3,5-Bis(trifluoromethyl)phenyl]-N′-(8α,9S)-cinchonan-9-ylthiourea
Cas No:
890044-38-9
Associated Product from Buchler GmbH:
Cinchonidine Base
Cas No:
485-71-2