1-(2-bromophenyl)sulfonylpyrrolidine

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The title compound was prepared using conditions analogous to those described in Example 1 using (4-acetyl-3-fluorophenyl)boronic acid and 1-(2-bromo-phenylsulfonyl)pyrrolidine. MS (ESI): mass calcd. for C18H18FNO3S, 347.10; m/z found, 348.0 [M+H]+. 1H NMR (500 MHz, CDCl3) δ 8.10 (dd, J=7.9, 1.3, 1H), 7.95-7.89 (m, 1H), 7.63-7.58 (m, 1H), 7.58-7.51 (m, 1H), 7.30-7.27 (m, 2H), 7.26-7.25 (m, 1H), 2.98-2.90 (m, 4H), 2.69 (d, J=4.9, 3H), 1.76-1.67 (m, 4H).

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The title compound was prepared in a manner similar to that described in Example 448 using 5-(2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-pyrazin-2-amine and 1-((2-bromophenyl)sulfonyl)pyrrolidine. MS (ESI): mass calcd. for C20H19FN4O2S, 398.12; m/z found, 399.2 [M+H]+. 1H NMR (400 MHz, CD3OD) δ 8.38 (s, 1H), 8.28 (d, J=1.4, 1H), 8.12-8.08 (m, 1H), 8.0-7.94 (m, 1H), 7.71-7.65 (m, 2H), 7.62-7.56 (m, 1H), 7.42-7.39 (m, 1H), 7.34-7.27 (m, 2H), 2.94 (t, J=6.7, 4H), 1.81-1.69 (m, 4H).