Journal of Organic Chemistry p. 11297 - 11304 (2016)
Update date:2022-09-26
Topics:
Gao, Wen-Chao
Liu, Tao
Zhang, Bing
Li, Xing
Wei, Wen-Long
Liu, Qiang
Tian, Jun
Chang, Hong-Hong
A simple and efficient metal-free sulfenylation/cyclization of aryl alkynoates has been developed, obtaining various 3-sulfenylated coumarins in moderate to excellent yields. In the presence of BF3·Et2O, the stable and readily access
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