HCID 59168061, compound → HCID 59168059, compound

Participants

Reaction Steps

900 mg (3.23 mmol) of the Boc-protected aminopyridine from Example 7A are dissolved in 3 ml of trifluoroacetic acid at 0° C. The reaction mixture is then stirred at room temperature for 1 h, the mixture is introduced into ice-cold sodium bicarbonate solution and stirred for 30 min, and the resulting precipitate is filtered off, washed with water and dried. 242 mg (42% of theory) of the title compound are obtained.

Provenance & Evidence