Annelated pyranosides: some cyclohexano- and cyclopentano-sugars
作者:John L. Primeau、Robert C. Anderson、Bert Fraser-Reid
DOI:10.1039/c39800000006
日期:——
The carbohydrate α-enone (1) condenses with butadiene in the presence of an excess of aluminium chloride to give the lyxo adduct (2), exclusively, reduction of which is also stereospecific; a method has been developed to convert the product into the cyclopentanofuranoside (7).