Substituted Cyclopentannulated Tetraazapentacenes [data]
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Brominated pentannulated dihydrotetraazapentacenes were prepared by gold- or palladium-catalyzed 5-endo-dig cyclization of TIPS-ethynylated dihydrotetraazaacenes (TIPS =...
溴化五环化二氢四氮杂并五苯可通过金或钯催化的TIPS-乙炔基化二氢四氮杂并苯的5-endo-dig环化反应制备得到（TIPS =...）
