Fig. 1: Strategies and Challenges in Synthesis of Sulfenamide.

A Synthetic Approaches to Sulfenamides. a Classic Synthetic Strategies to Sulfenamides. b This Work: Synthesis of N-Arylated Sulfenamides by Chan–Lam Coupling. B Conceptual Design and Major Challenges of Our Approach. a Conceptual Design of Our Approach. b Potential Challenges of Our Approach.