反应详情

The general procedure in example 39 was followed. 2-Iodoaniline (219 mg, 1.0 mmol), 4-tert-butylthiophenol (166 mg, 1.0 mmol), CuI (10 mg, 0.05 mmol), K2CO3 (276 mg, 2.0 mmol), ethylene glycol (111 μL, 2.0 mmol) and 2-Propanol (1.0 mL) were used to obtain the 2-(4-tert-butylphenyl)sulfanylaniline (231 mg, 90% yield) as light yellow liquid. Column chromatographic solvent (hexane/ethyl acetate=20/1). Rf=0.4 (hexane/ethyl acetate=10/1). 1H NMR (CDCl3, 300 MHz) δ 7.42 (dd, 1 H, J=1.5 Hz, 7.5 Hz), 7.17-7.24 (m, 4 H), 7.00 (dt, 2 H, J=1.8 Hz, 8.4 Hz), 6.70-6.78 (m, 2 H), 4.28 (brs, 2 H), 1.26 (s, 9 H). 13C NMR (CDCl3, 75 MHz) δ 148.8, 148.7, 137.5, 133.3, 131.1, 126.5, 126.3, 118.9, 115.5, 115.0, 34.8, 31.7. IR (neat, cm−1) 3471, 3375, 3072, 3062, 3020, 2962, 2902, 2867. MS (EI) m/z (relative intensity) 257 (70), 242 (100). Anal. Cald. for C16H19NS, Cald. C: 74.66, H: 7.44; Found C: 74.64, H: 7.30.