Аннотация:
To prepare ketoeicosanoids with hydropyrane fragments, new synthons were obtained from the BF3·OEt2 catalysed reaction of tri-O-acetyl-D-glucal with methyl 5-trimethylsilyloxyhex-5-enoate, methyl 10-trimethylsilyloxyundec-10-enoate and the bis(trimethylsilyl)ether of o-hydroxyacetophenone.