DOI: 10.1021/acs.orglett.6c04364 ISSN: 1523-7060

Cascade Cyclization of 2-Aryl Quinazolinones with 2,2-Difluorovinyl Tosylate: A One-Pot Formal [4 + 2] Approach to Fluorinated Fused Quinazolinones

Xiangjian Zhong, Xuemei Xiao, Jiahao Yang, Zhifei He, Cuiyan Zeng, Gaorong Wu

Abstract

Herein, a novel [4 + 2] cascade cyclization strategy is developed to construct fluorinated fused quinazolinones via tandem C–C/C–N bond formation in the green solvent PEG-400. This protocol features good functional group tolerance, high efficiency and operational simplicity. Furthermore, the resulting fluorinated heterocycles represent new chemical entities, which may provide valuable insights for drug discovery.

More from our Archive