Return to Article Details REDUCTION OF 7-R DERIVATIVES OF 7<i>H</i>-TRIS[1,2,5]OXADIAZOLO[3,4-<i>b</i>:3′,4′-<i>d</i>:3″,4″-<i>f</i>]AZEPINE 1-OXIDE WITH FUROXAN RING OPENING. PREPARATION OF 4-R-4<i>H</i>-BIS[1,2,5]OXADIAZOLO[3,4-<i>b</i>:3′,4′-<i>f</i>]AZEPINE-8,9-DIAMINES Download Download PDF