Long-lived glycosyl-chromium(III) complex intermediates in aqueous medium. Preparation of pyranoid glycals

Article abstract of DOI:10.1016/0040-4039(95)02377-1

Acetylated glycosyl-chromium(III)L (L=EDTA, NTA, IDA) complex intermediates (1) were detected in aqueous medium, with half-life-times of 30-300 minutes. The decay of these intermediates led to glycals (7-9) of high purity in preparatively usable 70-90% yields.