反应详情

Twenty-six grams (92.4 m mole) of 5-hydroxy-3-phenyl-1H-2-indole carboxylic acid ethylester were refluxed for four days with 27.6 g of potassium carbonate and 11 ml (92.4 mole) of benzylbromide in 700 ml of methyl-ethylketone. After filtration and evaporation, the residue was chromatographed on silicagel (solvent: toluene).

1. filtrationAfter filtration and evaporation
2. customthe residue was chromatographed on silicagel (solvent: toluene)