abstract |
Disclosed herein for the preparation of [1,2,4]triazolo[4,3-a]pyridine, especially (R)-6-(1-(8-fluoro-6-(1-methyl-1H-py) Zin-4-yl)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)ethyl)-3-(2-methoxyethoxy)-1,6 a method of -naphthyridin-5(6H)-one and its precursor. |