Methanesulfonyl chloride → 4-{[3-(2-Chloro-pyrimidin-4-yl)-benzyl]-methanesulfonyl-amino}-piperidine-1-carboxylic acid tert-butyl ester

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Intermediate 29 was coupled with methanesulfonyl chloride following procedure D. LC-MS showed the product had the expected M+H+ of 481. 1H NMR (Varian 300 MHz, CD3OD, shifts relative to the solvent peak at 3.3 ppm) δ 8.4 (s, 1H) 8.39 (d, 1H) 8.2 (d, 1H) 7.6 (d, 1H) 7.5 (s, 1H), 7.3 (m, 3H), 7.0 (d, 1H), 6.9 (d 1H), 6.8 (d, 2H), 6.5 (d, 2H), 4.6 (s, 2H), 3.6 (m, 4H), 2.8 (t, 2H), 1.2 (d, 3H).

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