Hydrochloric Acid → HCID 46240204, compound

Participants

Reaction Steps

Excess lithium hydroxide was added to a solution of (4′-{-4-[1-(4-chloro-2-fluoro-phenyl)-ethoxycarbonylamino]-3-methyl-isoxazol-5-yl}-biphenyl-4-yl)-acetic acid ethyl ester (0.100 g, 0.19 mmol) in methanol and water, and the reaction was stirred at room temperature overnight. The mixture was acidified with 1N aqueous HCl and extracted with EtOAc, and the combined organic layers were dried, filtered, and concentrated. The residue was purified by preparative HPLC to give the title compound.

Provenance & Evidence