T. Beisel, J. Kirchner, T. Kaehler, J. Knauer, Y. Soltani and G. Manolikakes
Org. Biomol. Chem., 2016,14, 5525-5528
DOI:
10.1039/C6OB00108D,
Communication
A Brønsted acid-catalyzed addition of 2-alkylazaarenes to in situ generated N-sulfonylimines through selective C(sp3)–H bond functionalization has been developed. This protocol provides an atom- and step-economic approach to α-substituted sulfonamides.