反应详情

The title compound of Example 143 was prepared in similar manner as described in Example 134 except the key intermediate (R)-tert-butyl 3-((R)-2-(3-chloro-5-fluorophenylamino)-2-cyclopropylacetamido)piperidine-1-carboxylate was replaced with (R)-tert-butyl 3-(2-(3,5-dichlorophenylamino)acetamido)piperidine-1-carboxylate and the 4-amino-6-chloropyrimidine-5-carbonitrile was substituted for 6-chloro-N-ethylpyrimidin-4-amine. 1H NMR (300 MHz, CD3OD) δ 8.08 (s, 1H), 6.63 (t, J=1.70 Hz, 1H), 6.48 (d, J=1.89 Hz, 2H), 5.70 (s, 1H), 3.89-4.03 (m, 2H), 3.74 (s, 2H), 3.55 (d, J=7.55 Hz, 2H), 1.91-2.03 (m, 1H), 1.76-1.87 (m, 2H), 1.65 (dt, J=4.20, 8.59 Hz, 1H), 1.26 (t, J=7.18 Hz, 3H). EIMS (m/z): calcd. for C19H24Cl2N6O (M+1H) 423. found 423.