New chiral binaphthalene-derived iminium salt organocatalysts for asymmetric epoxidation of alkenes.

New chiral binaphthalene-derived iminium salt organocatalysts for asymmetric epoxidation of alkenes.

The Journal of organic chemistry (2007-05-18)

Philip C Bulman Page, Mohamed M Farah, Benjamin R Buckley, A John Blacker

RÉSUMÉ

A series of binaphthalene-fused azepinium salts has been generated and used as organocatalysts in the asymmetric epoxidation of unfunctionalized alkenes, giving rise to ees of up to 84%.

MATÉRIAUX

Référence du produit

Marque

Description du produit

246948

Sigma-Aldrich

(R)-(+)-1,1′-Bi(2-naphthol), 99%