6-Amino-3-chloropyridazine → 4'-(6-Aminopyridazin-3-yl)-N-tert-butyl-3'-fluorobiphenyl-2-sulfonamide

Participants

Reaction Steps

The title compound was prepared in a manner similar to that described in Example 444 using N-(tert-butyl)-3′-fluoro-4′-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-[1,1′-biphenyl]-2-sulfonamide and 6-chloropyridazin-3-amine. MS (ESI): mass calcd. for C20H21FN4O2S, 400.14; m/z found, 401.2 [M+H]+. 1H NMR (400 MHz, CD3OD) δ 8.26-8.22 (m, 1H), 8.16-8.13 (m, 1H), 7.91-7.85 (m, 1H), 7.69-7.64 (m, 1H), 7.63-7.56 (m, 2H), 7.44-7.37 (m, 3H), 1.09 (s, 9H).

Provenance & Evidence