Potassium Carbonate → HCID 18412756, compound

Participants

Reaction Conditions

Reaction Steps

To a solution of (±)-3-(5-chloro-2-hydroxyphenyl)-1,3-dihydro-3-hydroxy-6-(trifluoromethyl)-2H-indole-2-one (Preparation 5, 80 mg, 0.233 mmol) in 2-butanone (3mL), was added 4-(trifluoromethyl) benzyl bromide (61 mg, 0.256 mmol), K2CO3 (32 mg, 0.233 mmol) and a catalytic amount of KI. The reaction mixture was heated at 75-80° C. for 2 days. The reaction mixture was then filtered and the filtrate was concentrated in vacuo. The resulting crude product was purified by preparative HPLC to afford the title compound (70 mg, 60% yield); MS m/e 500 (M−H)−.

Provenance & Evidence