名称:
A Novel Rearrangement to 1,2,4-Triazolo[1,5-a]quinoxalines
摘要:
Reactions of benzyl bromide or benzyl cinnamate with N-(benzotriazol-1-ylmethyl)arylimidoyl chlorides (2a,b) in the presence of t-BuOK occur with opening of the benzotriazole ring affording 1,2,4-triazolo[1,5-alpha]quinoxalines (3a,b). A possible reaction mechanism is discussed.