5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine → HCID 58233917, compound

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Reaction Steps

4-(2-Chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-ylmethyl)-piperazine-1-carboxylic acid (2-methoxy-ethyl)-methyl-amide (Example 27) was reacted with 5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-pyridin-2-ylamine in General Procedure A. Purification on silica yielded 156. NMR (CDCl3): 2.57-2.59 (m, 4H, 2×CH2), 2.92 (s, 3H, CH3), 3.30-3.32 (m, 4H, 2×CH2), 3.36 (s, 3H, CH3), 3.38-3.41 (m, 4H, 2×CH2), 3.55-3.58 (m, 4H, 2×CH2), 3.85 (s, 2H, CH2), 3.89-3.91 (m, 4H, 2×CH2), 4.04-4.06 (m, 4H, 2×CH2), 4.67 (sbr, 2H, NH2), 6.58 (d, H, ArH, J=8.64 Hz), 7.29 (s, H, ArH), 8.48 (dd, H, ArH, J=2.2 Hz, 8.6 Hz), 9.17 (d, H, ArH, J=2.02 Hz). MS: (ESI+): MH+ 527.49

Provenance & Evidence