Alkynone β-trifluoroborates: a new class of amine-specific biocompatible click reagents by Teng, Shenghan, Ng, Elvis Wang Hei, Zhang, Zhenguo, Soon, Chee Ning, Xu, Hailun, Li, Ruifang, Hirao, Hajime, Loh, Teck-Peng

“…Here, we report an amine-specific click reagent using alkynone β-trifluoroborates as the electrophiles. These boron-containing alkynyl reagents exhibit extremely high chemoselectivity toward amines even in the presence of thiols. …”
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