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Communication | Special issue | Vol 77, No. 1, 2009, pp.227-231
Published online, 25th August, 2008
DOI: 10.3987/COM-08-S(F)39
Effective Friedel-Crafts Acylations of O- and C-Aryl Glycosides with Triflic Acid

Makoto Hashimoto* and Miho Takahashi

*Department of Agricultural and Life Science, Obihiro University of Agriculture and Veterinary Medicine, Inada-cho, Obihiro, Hokkaido 080-8555, Japan

Abstract

Triflic acid is well known not only as a Friedel-Crafts promoter, but also as a deglycosidation reagent. In this study, we promote effective Friedel-Crafts acylations for O- or C- arylglucosides without deglycosidation and check their inhibitory activities for ″-glucosidase.