The synthesis of 1,2:5,6-di-O-isopropylidene-d-mannitol: a comparative study
作者:János Kuszmann、Éva Tomori、Ingrid Meerwald
DOI:10.1016/0008-6215(84)85087-9
日期:1984.5
Abstract Three different methods of acetonation of d -mannitol using ( a ) acetone and zinc chloride, ( b ), 2,2-dimethoxypropane, 1,2-dimethoxyethane, and tin(II) chloride, and ( c ) 2-methoxypropene, N,N -dimethylformamide, and p -toluenesulfonic acid were studied in detail and compared, using gas-liquid chromatographic techniques. In each reaction, isomeric diacetals are formed, but method a gives
Synthesis of β-Hydroxyphosphonate and 1,2-Dihydroxy Acyclic Nucleoside Analogs via 1,3-Dipolar Cycloaddition Strategy
作者:M. Ganesan、K. M. Muraleedharan
DOI:10.1080/15257771003597709
日期:2010.2.26
A convenient synthetic approach toward nucleoside analogs where β-hydroxyphosphonate- or 1,2-dihydroxy units are connected to the nucleic acid base through a triazole spacer is discussed.