Asymmetric Sequential Michael Addition and Cyclization Reactions of 2-(2-Nitrovinyl)Phenols Catalyzed by Bifunctional Amino-Squaramides.

DOI Number:

10.1055/s-0040-1719843

Reaction Category:

RXNO ID:

RXNO_0000009

Educt:

(E)-2-(2-nitrovinyl)phenol, methyl 2-oxocyclopentane-1-carboxylate

Product:

chiral benzopyrans

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:

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