Convenient Access to Polysubstituted 1-Indanones by Sc(OTf)<sub>3</sub>-Catalyzed Intramolecular Friedel−Crafts Acylation of Benzyl Meldrum's Acid Derivatives
作者:Eric Fillion、Dan Fishlock
DOI:10.1021/ol035817m
日期:2003.11.1
The intramolecular Friedel-Crafts acylation of benzyl Meldrum's acids is catalyzed by Sc(OTf)(3) under mild reaction conditions. Several polysubstituted 1-indanones have been prepared.
An improved synthesis of 6,8-dimethoxy-3-methylisocoumarin, a fungal metabolite precursor
作者:J. Kirby Kendall、Thomas H. Fisher、Harry P. Schultz、Tor P. Schultz
DOI:10.1021/jo00278a043
日期:1989.8
Catalytic Intramolecular Friedel-Crafts Reaction of Benzyl Meldrum's Acid Derivatives: Preparation of 5,6-Dimethoxy-2-methyl-1-indanone