Novel Synthesis of 7-β-D-Ribofuranosyl-7H-1,2,4-triazolo[3,4-i]purines with Use of NBS.

Abstract 7‐β‐D‐Ribofuranosyl‐7H‐1,2,4‐triazolo[3,4‐i]purine derivatives were synthesized through the NBS‐promoted oxidative cyclization of the corresponding hydrazones.