反应详情

A mixture of 1-(2-pyrrolidin-1-yl-ethyl)-1H-indazol-6-ylamine (480 mg, 2.09 mmol), (4-bromo-phenyl)-acetic acid (449 mg, 2.09 mmol), ethyldimethylpropylcarbodiimide hydrochloride (470 mg, 2.23 mmol), N-hydroxybenzotriazole (330 mg, 2.44 mmol), N-methyl morpholine (500 mg, 5.00 mmol) in 20 mL of DMF was shaken for 6 hours, concentrated under reduced pressure and the residue purified by preparative reverse-phase HPLC. 1H NMR (500 MHz, DMSO-D6) δ ppm 1.82 (m, 2 H), 1.98 (m, 2 H), 3.01 (m, 2 H), 3.50 (m, 2 H), 3.79 (m, 4 H), 4.66 (t, J=6.24 Hz, 2 H), 7.12 (m, 1 H), 7.32 (m, 2 H), 7.54 (m, 2 H), 7.72 (m, 1 H), 8.08 (s, 1 H), 8.25 (s, 1 H), 10.44 (s, 1 H); MS (DCI/NH3) m/z 429 [M+H]+.

1. concentrationconcentrated under reduced pressure
2. customthe residue purified by preparative reverse-phase HPLC