Supported by the Natural Science Foundation of Shandong Province, China(No.ZR2017BB025), the University Science and Technology Program of Shandong Province, China(No.J16LC15) and the Youth Science and Technology Innovation Fund of Shandong Agricultural University, China(No.24166).
Pyrroloindoles, as a kind of promising small-melecular hole injetion materials, have attracted wide attention. Herein, we described a simple metal-free method for the synthesis of 4,8-dihydropyrrolo[2,3-f]indole compo...