Synthesis of some novel 1-(5-thio-β-D-xylopyranosyl)-lumazine and -pyrimidine nucleosides

Article abstract of DOI:10.1016/S0040-4020(01)87232-X

1,2,3,4-tetra-O-acetyl-5-thio-D-xylopyranose (1) reacts with the silylated lumazine bases (2-5) under trimethylsilyl trifluoromethylsulfonate catalysis to give the nucleosides 6, 8, 10, and 12 respectively, which face deblocking with potassium carbonate i