2-Chloropyridine-4-boronic acid, pinacol ester → N-(5-(2-chloropyridin-4-yl)thiazolo[5,4-b]pyridin-2-yl)-4-(2-hydroxypropan-2-yl)benzamide

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Reaction Steps

The titled compound (yield=43%, yellow solid) was prepared using a procedure analogous to that described in connection with 9 (Example 9) except 1D (Example 1) and 2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine were used as starting materials. 1H NMR (400 MHz, DMSO-d6) δ ppm 1.47 (s, 6H) 5.24 (s, 1H) 7.67 (d, J=8.34 Hz, 2H) 8.12 (d, J=8.34 Hz, 2H) 8.18 (d, J=5.56 Hz, 1H) 8.25 (s, 1H) 8.28-8.37 (m, 2H) 8.55 (d, J=5.31 Hz, 1H) 13.12 (s, 1H); ESI-MS: m/z 425.0 (M+H)+.

Provenance & Evidence