期刊
CHEMICAL COMMUNICATIONS
卷 55, 期 56, 页码 8079-8082出版社
ROYAL SOC CHEMISTRY
DOI: 10.1039/c9cc03534f
关键词
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资金
- National Natural Science Foundation [21772046]
- Natural Science Foundation of Fujian Province [2016J01064]
- Subsidized Project for Cultivating Postgraduates' Innovative Ability in Scientific Research of Huaqiao University
An efficient transition metal-free annulation of amidine with ethyl bromodifluoroacetate to access 2,4-disubstituted-1,3,5-triazines is firstly presented. The desired symmetric and unsymmetric 2,4-disubstituted-1,3,5-triazines were obtained in decent yields via multiple C-N bond formation, in which ethyl bromodifluoroacetate is harnessed as a unique C1 synthon via quadruple cleavage. This reaction is transition metal-free, oxidant-free and simple in operation, and only lowly toxic inorganic wastes are generated.
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