反应详情

A mixture of 2-(1-{2-[(cyclopropylmethyl)(methyl)amino]ethyl}-1H-imidazol-4-yl)pyridine-4-carboxylic acid (10 mg, 0.03 mmol, Example 59), cyanamide (4 mg, 0.1 mmol), HATU (38 mg, 0.1 mmol), TEA (29 μL, 0.2 mmol) in DMF (2 mL) was stirred at r.t. for 1 hr. The reaction mixture was purified by ISCO flash column chromatography (MeOH/DCM=0-50%) to give the title compound as off-white solid (6 mg, 60%). 1HNMR (400 MHz, DMSO-d6): δ 0.43 (2H, m), 0.79 (2H, m), 1.15 (1H, m), 2.30 (5H, m), 2.76 (2H, m), 4.11 (2H, t, J=4.2 Hz), 7.29 (1H, m), 7.73 (1H, d, J=11.4 Hz), 8.27 (1H, s), 8.29 (1H, s), 8.49 (1H, s). [M+H] Calc'd for C17H20N6O, 325. Found, 325.

1. customThe reaction mixture was purified by ISCO flash column chromatography (MeOH/DCM=0-50%)