Dimethylformamide dimethyl acetal → HCID 59513563, compound

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Reaction Steps

N,N-dimethylformamide dimethyl acetal (0.964 ml, 7.233 mmol) was added to a solution of 4-[(dimethylamino)methyl]-6-fluoro-1-(phenylsulfonyl)-1H-indol-5-ol (252 mg, 0.723 mmol; Example 146) in DMF (8 ml) and the mixture was divided into two tubes and heated in microwave oven at 180 0 C for 180 s. Solvent was evaporated and residue purified on Gilson HPLC using 30-70% MeCN in 50 nM ammonium bicarbonate buffer as eluent (Xterra). Yield: 101.7 mg (39%); white solid. MS (ESI+) for C18H19FN2O3S m/z 363 (M+H)+.

Provenance & Evidence