Patent ID: 7517828
Filing Date: 2009-04-14
Classification: B01J,C07B,C07C,C07F

Abstract:
1. A method of asymmetric synthesis comprising: a step of preparing a chiral binaphthol-phosphoric acid compound or a chiral 5,5′,6,6′,7,7′,8,8′-octahydrobinaphthol-phosphoric acid compound as a Broensted acid catalyst, and a step of synthesizing a chiral compound by an asymmetric reaction using the Broensted acid catalyst, wherein the asymmetric reaction is a reaction selected from the group consisting of an asymmetric Mannich reaction, an asymmetric hydrophosphorylation reaction, an asymmetric aza Diels-Alder reaction, wherein the chiral binapthol-phosphoric acid compound is a compound represented by formula (1) below or the chiral 5,5′,6,6′,7,7′,8,8′-octahydrobinaphthol-phosphoric acid compound is a compound represented by formula (3) below: wherein R wherein A wherein R