Potassium Carbonate → 3,9-Difluoro-5-[(4-methoxyphenyl)sulfonyl]-6-methyl-5,6-dihydrophenanthridine

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The title compound was prepared from N-[1-(2′,4′,5-trifluoro-1,1′-biphenyl-2-yl)ethyl]-4-methoxybenzenesulfonamide (161 mg, 0.38 mmol), anhydrous N,N-dimethylformamide (1 mL), and potassium carbonate (106 mg, 0.76 mmol) according to the procedure and in the same manner as described in Example 105, step d resulting in the isolation of 143 mg (93%) of a white solid. This material was used without further purification in Example 114, step e;

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