申请人:Kobayashi Shu
公开号:US20110054190A1
公开(公告)日:2011-03-03
Disclosed is a technology for enabling an efficient asymmetric Michael addition reaction which does not require a large amount of a malonic ester, while having a short reaction time. Specifically disclosed is a catalyst which is composed of MX
2
(wherein M is Be, Mg, Ca, Sr, Ba or Ra and X is an arbitrary group) and a compound represented by general formula [I]. [In the formula, R
7
, R
8
, R
9
and R
10
each represents a substituted cyclic group or an unsubstituted cyclic group.]
本技术揭示了一种能够实现高效不对称Michael加成反应的技术,该技术不需要大量的马隆酸酯,同时具有短的反应时间。具体揭示了一种催化剂,由MX2(其中M为Be、Mg、Ca、Sr、Ba或Ra,X为任意基团)和通式[I]所代表的化合物组成。[在该式中,R7、R8、R9和R10分别代表取代的环状基团或未取代的环状基团。]