4-(4-Fluorophenyl)piperidine → HCID 71178924, compound

Participants

Reaction Steps

Using ethyl 3-(N-tert-butylsulfamoyl)-7-(2-chloro-4-fluoro-5-methylphenylamino)pyrazolo[1,5-a]pyrimidine-6-carboxylate (2.94 g, 6.07 mmol) obtained in step 3 and 4-(4-fluorophenyl)piperidine (1.18 g, 6.58 mmol) instead of 4-phenylpiperidine, and in the same manner as in Example 1 step 4, the title compound (0.90 g, 33%) was obtained.

Provenance & Evidence