反应详情

The procedure described in Example 1 was repeated using 3-hydroxy-2,2-dimethylpropanoic acid and N-[3-chloro-4-(pyridin-2-ylmethoxy)phenyl]-5-[2-(methylamino)ethoxy]quinazolin-4-amine (obtained as described in Example 1, preparation of starting materials) to give the title compound in 25% yield; NMR spectrum (DMSO-d6) 1.07 (s, 6H), 3.15 (s, 3H), 3.35 (d, 2H), 3.91 (t, 2H), 4.41-4.48 (m, 3H), 5.30 (s, 2H), 7.18 (d, 1H), 7.24 (d, 1H), 7.34 (d, 1H), 7.35-7.39 (m, 1H), 7.56-7.61 (m, 2H), 7.71-7.76 (m, 1H), 7.86-7.91 (m, 1H), 7.98 (d, 1H), 8.45 (s, 1H), 8.60 (d, 1H), 9.81 (s, 1H); Mass spectrum MH+ 536.