The combined use of rhodium and cinchona-based squaramide has first been introduced for asymmetric relay catalysis, enabling a highly enantioselective semipinacol rearrangement/Michael addition cascade.
Process for preparing optically active nitro compounds and cyano compounds
申请人:Watanabe Masahito
公开号:US20050101787A1
公开(公告)日:2005-05-12
A process for preparing optically active nitro compounds and cyano compounds represented by the chemical formula (C) using a metal complex, which is obtained by reaction of an optically active nitrogen-containing compound and a periodic table group VIII metal complex, in the asymmetric Michael reaction of a compound represented by the chemical formula (A) and a compound represented by the chemical formula (B) according to the claim
1.