Copper-Catalyzed Annulation of Amidines for Quinazoline Synthesis

来源 :The 24th International Society of Heterocyclic Chemistry Con | 被引量 : 0次 | 上传用户:xiaollxiao
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An efficient Cu-catalyzed synthesis of quinazolines via the C-N formation reactions between N-H bonds of amidines and C(sp3)-H bonds adjacent to sulfur or nitrogen atom in the commonly used solvents, such as: DMSO, DMF, DMA, NMP or TMEDA, followed by intrarnolecular C-C bond formation reactions was developed for the first time.[1] In addition, quinazolines could also be synthesized via intramolecular benzylic C(sp3)-N formation reactions of amidines.
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