3-[(6,7-Dimethoxy-4-quinazolinyl)oxy]aniline → 1-(3-tert-butyl-1-(4-methylpyridin-3-yl)-1H-pyrazol-5-yl)-3-(3-(6,7-dimethoxyquinazolin-4-yloxy)phenyl)urea

Participants

Reaction Steps

3-tert-Butyl-1-(4-methylpyridin-3-yl)-1H-pyrazol-5-ylcarbamate (105 mg, 0.30 mmol) was treated with 3-(6,7-dimethoxyquinazolin-4-yloxy)aniline (89 mg, 0.30 mmol) (prepared as described in Example 113A) using the procedure in Example 115C to give 1-(3-tert-butyl-1-(4-methylpyridin-3-yl)-1H-pyrazol-5-yl)-3-(3-(6,7-dimethoxyquinazolin-4-yloxy)phenyl)urea (145 mg, 0.26 mmol, 87%). 1H NMR (300 MHz, DMSO-d6) δ 9.02 (s, 1H), 8.58-8.51 (m, 3H), 8.38 (s, 1H), 7.54-7.47 (m, 3H), 7.38-7.32 (m, 2H), 7.12 (d, 1H), 6.91 (d, 1H), 6.36 (s, 1H), 3.98 (s, 6H), 2.06 (s, 3H), 1.24 (s, 9H); LC-MS (ESI) m/z 554 (M+H)+.

Provenance & Evidence