Construction of Optically Active Spiroketal by Direct Aldol Reaction
作者:Hisanaka Ito、Chie Kawabe、Kazuo Iguchi
DOI:10.3987/com-05-s(t)61
日期:——
Novel preparation of symmetric spiroketal was developed by the use of direct aldol reaction of alpha-hydroxyacetophenone catalyzed by chiral dinuclear zinc catalyst. The spiroketal was obtained in excellent enantiomeric excess.