Tandem Oxidative Cyclocondensation towards 2,3-Disubstituted Quinazolinones in the Presence of [Bmim][BF<sub>4</sub>
] and Iodine
作者:Firdoos Ahmad Sofi、Rohit Sharma、Asit K. Chakraborti、Prasad V. Bharatam
DOI:10.1002/ejoc.201900969
日期:2019.9.15
Metal‐free access to 2,3‐disubstituted quinazolinones following a tandem oxidative cyclo‐condensation of istoic anhydrides with arylmethylamines mediated by [Bmim][BF4] and Iodine is reported. The arylmethylamines serve as the common precursor for the C‐2 and N‐3 substituents.
据报道,在[Bmim] [BF4]和
碘介导的条件下,对等酸酐与芳基
甲胺进行串联氧化环缩合后,无
金属地获得2,3-二取代的
喹唑啉酮。芳基
甲胺是C-2和N-3取代基的常见前体。