我们在此报道了烯基2-吡咯基酮的对映选择性分子间[2 + 2]光环化,利用手性磷酸介导的红移。这种合成方法可以得到 ee 高达 98% 的环丁烷。根据紫外-可见光谱,通过混合烯基2-吡咯基酮和手性磷酸观察到红色效应。在催化剂的 ee 和环加合物的 ee 之间观察到非线性相关性,表明两种底物在光环加成之前均与手性磷酸结合并形成二聚体复合物。
CYCLIC DERIVATIVES AS MODULATORS OF CHEMOKINE RECEPTOR ACTIVITY
申请人:Carter Percy H.
公开号:US20090124668A1
公开(公告)日:2009-05-14
The present application describes modulators of MCP-1 of formula (I):
or pharmaceutically acceptable salt forms thereof, useful for the treatment of rheumatoid arthritis, multiple sclerosis, atherosclerosis and asthma.
Cyclic derivatives as modulators of chemokine receptor activity
申请人:Carter H. Peroy
公开号:US20070032526A1
公开(公告)日:2007-02-08
The present application describes modulators of MCP-1 of formula (I):
or pharmaceutically acceptable salt forms thereof, useful for the treatment of rheumatoid arthritis, multiple sclerosis, atherosclerosis and asthma.