反应详情

4-{4-[Bis-(3-cyano-propyl)-sulfamoyl]-4,7-diaza-spiro[2.5]oct-7-yl}-pyrrolo[2,3-d]pyrimidine-7-carboxylic acid tert-butyl ester (intermediate 19) was dissolved in THF (1 mL), added TFA (0.5 mL) and then stirred at rt for 2 h. The crude reaction mixture was concentrated in vacuo and redissolved in MeOH (0.5 mL). The pure compound was obtained by standard preparative HPLC purification of the reaction mixture.

1. customThe crude reaction mixture
2. concentrationwas concentrated in vacuo
3. dissolutionredissolved in MeOH (0.5 mL)
4. customThe pure compound was obtained by standard preparative HPLC purification of the reaction mixture