Water → 3-(3,4-Difluorobenzylcarbamoyl)-2-isopropyl-1-(oxazol-2-ylmethyl)-1H-indole-6-carboxylic Acid

Participants

Reaction Conditions

Reaction Steps

Following General Procedure F, ethyl3-(3,4-difluorobenzylcarbamoyl)-2-isopropyl-1-(oxazol-2-ylmethyl)-1H-indole-6-carboxylate (Compound 47, 197 mg, 0.414 mmol) in EtOH (12 ml) was added NaOH (82 mg, 2.07 mmol) and H2O (1 ml). The reaction was stirred at 25° C. for 12 h, concentrated in vacuo to an oil then acidified to PH=5 with 10% HCl, diluted with EtOAc, washed organic with H2O, brine, dried over Na2SO4 and concentrated in vacuo to yield the title compound as a white solid.

Provenance & Evidence