Trifluoroacetic acid → N-[6-(3-amino-4-fluorophenoxy)[1,2,4]triazolo[1,5-a]pyridin-2-yl]cyclopropanecarboxamide

Participants

Reaction Steps

In the same manner as in Example 66-2 and using tert-butyl {5-[(2-amino[1,2,4]triazolo[1,5-a]pyridin-6-yl)oxy]-2-fluorophenyl}carbamate (8.99 g, 25.0 mmol), cyclopropanecarbonyl chloride (3.82 mL, 42.0 mmol), N,N-dimethylacetamide (60 mL) and trifluoroacetic acid (50 mL) as starting materials, the title compound (6.32 g, 77%) was obtained as a white solid.

Provenance & Evidence