Synthesis of 4-Deoxy Pyranosides via Catalyst-Controlled Site-Selective Toluoylation of Abundant Sugars.
Masanori YanagiYoshihiro UedaRyo NinomiyaAyumi ImayoshiTakumi FurutaKenji MishiroTakeo KawabataPublished in: Organic letters (2019)
A two-step procedure was developed for the synthesis of 4-deoxy pyranosides from the parent pyranosides with four hydroxy groups via organocatalytic site-selective acylation and reductive deacyloxylation.