“…2‐[(4‐Chlorophenyl)sulfonyl]quinoline (3c): Yellow solid (229 mg, 76 % yield). 1 H NMR (400 MHz, CDCl 3 ): δ = 8.36 (d, J = 8.4 Hz, 1 H), 8.17 (d, J = 8.4 Hz, 1 H), 8.11 (d, J = 8.4 Hz, 1 H), 8.07–8.03 (m, 2 H), 7.85 (d, J = 8.4 Hz, 1 H), 7.78–7.74 (m, 1 H), 7.65–7.61 (m, 1 H), 7.47 (td, J = 8.4, 2.0 Hz, 2 H) ppm.…”