Description Application The following Baran sulfinate is a part of a toolbox of diversification reagents, which are ideal for the late-stage functionalization of nitrogen-containing heterocycles. The regioselectivity can be effectively tuned by modification of the pH and solvent selection. Packaging 200 mg in glass insert Other Notes Radical-Based Regioselective C-H Functionalization of Electron-Deficient Heteroarenes: Scope, Tunability, and Predictability