[3-(3-pyridinyl)imidazo[1,2-a]pyridin-2-yl]methanol 、
3-(4-pyridinyl)imidazo[1,2-a]pyridine-2-carbaldehyde 以afforded 34 mg (85%) of 3-(3-pyridinyl)imidazo[1,2-a]pyridine-2-carbaldehyde as a yellow solid的产率得到3-(3-pyridinyl)imidazo[1,2-a]pyridine-2-carbaldehyde