Ammonium Chloride → HCID 67205335, compound

Participants

Reaction Steps

After adding 0.8 ml of dimethylformamide, 21 μl of triethylamine, 9.5 μl of diphenylphosphoryl azide (DPPA) and 6.5 μl of 4-(3-aminopropyl)morpholine to 12 mg of the 4-{4-[3-(4-fluorophenyl)ureido]phenoxy)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid synthesized in Production Example 164, the mixture was stirred at room temperature for 2 days. Saturated ammonium chloride was added, liquid separation and extraction were performed with an ethyl acetate-tetrahydrofuran mixed solvent, and the organic layer was washed with saturated saline, dried over anhydrous sodium sulfate, filtered with plug cotton and concentrated to dryness to obtain 9 mg of the title compound.

Provenance & Evidence