Potassium Carbonate → HCID 118483097, compound

Participants

Reaction Steps

A solution of [2-(4-tert-butoxycarbonylamino-piperidin-1-yl)-5-chloro-4-(4-cyano-3-fluoro-phenyl)-6-oxo-6H-pyrimidin-1-yl]-acetic acid methyl ester (2.2 g, 4.2 mmol), p-methoxyboronic acid (1.9 g, 12.7 mmol), Pd-118 (274 mg, 0.42 mmol) and K2CO3 (1.2 g, 8.4 mmol) in DMF (50 mL) was stirred at 145° C. for 6 h under nitrogen atmosphere. The reaction mixture was diluted with water and extracted with EA (3×). The combined organics were washed with water, washed brine, dried (Na2SO4) and concentrated. The residue was purified by preparative HPLC to give 600 mg of the title product (24%). [M+H] Calc'd for C31H34FN5O6, 592. Found, 592.

Provenance & Evidence