of silver triflate (10 mol %) under mild conditions is discovered. This reaction proceeds through 6-endo-cyclization, [3 + 2] cycloaddition, and rearrangement, leading to 2-oxa-6-aza-bicyclo[3.2.2]nona-6,8-diene derivatives in moderate to good yields.
发现了在温和条件下在
三氟甲磺酸银(10 mol%)存在下2-炔基苯甲
肟肟与
芳烃的新颖且出乎意料的反应。这通过6-反应的进行内切-cyclization,[3 + 2]环加成,和重排,导致2-氧杂-6-氮杂-
二环[3.2.2]壬-6,8-二烯衍
生物在中度至良好的产率。