N-(2-硝基杂芳基)吲哚或-咔唑在875°C的快速真空热解得到了吡咯并[3,2,1- jk ]咔唑(50-55%)和吲哚并[3,2,1-的氮杂类似物。通过产生芳基和环化分别形成[ jk ]咔唑(55-85%)环系统。另一方面,N-(2-硝基杂芳基)吲唑和-苯并咪唑在850°C的相应反应通过自由基开环和氢原子重排的机理得到咔唑-1-腈衍生物(56-64%)。 气相反应-环化-杂环-热解-硝基化合物
High colour rendering index and colour stable hybrid white efficient OLEDs with a double emitting layer structure using a single phosphorescence dopant of heteroleptic platinum complexes
High colour rendering index and colour stable hybrid white efficient OLEDs with a double emitting layer structure using a single phosphorescence dopant of heteroleptic platinum complexes
at 875 ˚C gave aza analogues of strained pyrrolo[3,2,1-jk]carbazole (50-55%) and indolo[3,2,1-jk]carbazole (55-85%) ring systems, respectively, through generation of aryl radicals and cyclization. The corresponding reactions of N-(2-nitroheteroaryl)indazoles and -benzimidazoles at 850 ˚C, on the other hand, gave carbazole-1-carbonitrile derivatives (56-64%) by a mechanism involving radical ring opening
N-(2-硝基杂芳基)吲哚或-咔唑在875°C的快速真空热解得到了吡咯并[3,2,1- jk ]咔唑(50-55%)和吲哚并[3,2,1-的氮杂类似物。通过产生芳基和环化分别形成[ jk ]咔唑(55-85%)环系统。另一方面,N-(2-硝基杂芳基)吲唑和-苯并咪唑在850°C的相应反应通过自由基开环和氢原子重排的机理得到咔唑-1-腈衍生物(56-64%)。 气相反应-环化-杂环-热解-硝基化合物