The non-aromatic benzocarbazoles (4) and (10) are isolable stable compounds; (4) are produced by photolysis of the benzotriazoles (3), and on further irradiation undergo aza-di-π-methane arrangement to give the indenoquinolines (5), whilst as expected (10) is photostable.
非芳香族苯并
咔唑 (4) 和 (10) 是可分离的稳定化合物;(4) 由苯并三唑 (3) 光解产生,在进一步辐照下发生偶氮-二-π-
甲烷排列生成
茚并
喹啉 (5),而正如预期的那样,(10) 是光稳定的。