(E)-2-(3-fluoro-8-formyldibenzo[b,e]oxepin-11(6H)-ylidene)propanenitrile → HCID 86721471, compound

Participants

Reaction Steps

[step 3] Using 7-bromo-3-iodo-2-methylimidazo[1,2-a]pyridine (3.2 g, 9.5 mmol) obtained in step 2 and (E)-2-(3-fluoro-8-formyldibenzo[b,e]oxepin-11(6H)-ylidene)propanenitrile (1.7 g, 5.9 mmol) obtained in Reference Example 5, and in the same manner as in Reference Example 14A, step 3, (E)-2-{3-fluoro-8-[hydroxy(7-bromo-2-methylimidazo[1,2-a]pyridin-3-yl)methyl]dibenzo[b,e]oxepin-11(6H)-ylidene}propanenitrile (3.0 g, 99%) was obtained.

Provenance & Evidence