Rh(III)-Catalyzed One-Pot Synthesis of Benzimidazoquinazolines via C–H Amidation–Cyclization of <i>N</i>-LG-2-phenylbenzoimidazoles
作者:Linhua Xu、Tingfang Li、Lianhui Wang、Xiuling Cui
DOI:10.1021/acs.joc.8b02396
日期:2019.1.18
An efficient protocol to synthesize substituted benzo[4,5]imidazo[1,2-c]quinazolines starting from N-LG-2-phenylbenzoimidazole and dioxazolones catalyzed by Rh(III) or Ir(III) has been developed. Various substituted benzo[4,5]imidazo[1,2-c]quinazolines could be easily provided in up to 99% yield. A large range of substrates and functional groups are compatible for this transformation. This method features low catalyst loading, acid-free conditions, and low solvent consumption.
BOGATSKIJ A. V.; IVANOV EH. I.; BOCTPOBA L. N.; GRENADEROVA M. V.; KARAVA+, UKR. XIM. ZH., 1979, 45, HO 3, 225-230
作者:BOGATSKIJ A. V.、 IVANOV EH. I.、 BOCTPOBA L. N.、 GRENADEROVA M. V.、 KARAVA+
DOI:——
日期:——
Synthesis and anticonvulsant activity of benzimidazo[1, 2-c]quinazolines
作者:L. N. Vostrova、T. A. Voronina、T. L. Karaseva、S. A. Gernega、É. I. Ivanov、A. M. Kirichenko、M. Yu. Totrova