1,2,4-Triazolo(4,3-a)pyridin-3(2H)-one → 2-((2-(4-chlorophenyl)imidazo[1,2-a]pyridin-3-yl)methyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one

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The title compound was prepared according to Method B and the experimentals described for compound 91 from 3-(chloromethyl)-2-(4-chlorophenyl)imidazo[1,2-a]pyridine hydrochloride and [1,2,4]triazolo[4,3-a]pyridin-3(2H)-one. M/e+ 376 for C20H15 ClN5O (M+H)+; 1H-NMR (400 MHz, CDCl3) δ 8.68 (d, J=6.9 Hz, 1H), 8.18 (d, J=8.4 Hz, 2H), 7.80 (d, J=7.3 Hz, 1H), 7.63 (d, J=9.1 Hz, 1H), 7.50 (d, J=8.4 Hz, 2H), 7.25 (m, 1H), 7.09 (dd, J=4.0, 2.9 Hz, 2H), 6.89 (m, 1H), 6.52 (m, 1H), 5.54 (s, 2H) ppm.

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