3-Methoxytyramine → 4-(3-{2-[2-(4-Hydroxy-3-methoxy-phenyl)-ethylamino]-pyrimidin-4-yl}-phenylamino)-piperidine-1-carboxylic acid tert-butyl ester

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Intermediate 7 was coupled with 4-(2-Amino-ethyl)-2-methoxy-phenol following procedure F. LC-MS showed the product had the expected M+H+ of 520. 1H NMR (Varian 300 MHz, CDCl3, shifts relative to the solvent peak at 7.24 ppm) δ 8.30 (d, 1H) 7.25-7.4 (m, 3H) 6.8-7.0 (m, 2H) 6.65-6.78 (m, 3H) 5.45 (m, 1H) 4.0 (m, 2H) 3.82 (s, 3H) 3.7 (m, 4H) 3.49 (m, 1H) 2.85 (m, 4H) 2.0 (m, 2H) 1.5 (s, 9H).

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