2-Butynoic acid → HCID 71093010, compound

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Reaction Steps

(Z)-1-(4-(((6-amino-5-(4-phenoxyphenyl)pyrimidin-4-yl)amino)methyl)piperidin-1-yl)but-2-en-1-one was prepared from 5,6-dichloropyrimidin-4-amine, tert-butyl 4-(aminomethyl)piperidine-1-carboxylate, (4-phenoxyphenyl)boronic acid, and but-2-ynoic acid using methods B, C, D, E, and hydrogenation using Lindlar's catalyst. HPLC purity: 81%. MS: m/z=444 [M+H]+. 1H-NMR (DMSO-d6) □δ 8.35 (s, 1H), 7.45 (t, 2H), 7.28-6.95 (m, 10H), 6.06 (d, 1H), 5.94-5.86 (m, 1H), 4.35 (d, 1H), 3.83 (d, 1H), 3.24 (m, 2H), 2.94 (t, 1H), 2.55 (t, 1H), 1.82-1.74 (m, 4H), 1.61 (d, 2H), 0.96 (m, 2H).

Provenance & Evidence