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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2038665Generated: October 31, 2026

4-Cyanopyridine-2-carboxylic acid → 2-{2-[6-(2-Ethyl-5-fluoro-4-hydroxy-phenyl)-1H-indazol-3-yl]-4,5,7,8-tetrahydro-1H-imidazo[4,5-d]azepine-6-carbonyl}-isonicotinonitrile

https://huagongshe.com/reaction/2038665

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Cyanopyridine-2-carboxylic acidHCID 24213769—
Reactant5-Ethyl-2-fluoro-4-[3-(1,4,5,6,7,8-hexahydro-imidazo[4,5-d]azepin-2-yl)-1H-indazol-6-yl]-phenol trihydrobromide saltHCID 136333962—
Product2-{2-[6-(2-Ethyl-5-fluoro-4-hydroxy-phenyl)-1H-indazol-3-yl]-4,5,7,8-tetrahydro-1H-imidazo[4,5-d]azepine-6-carbonyl}-isonicotinonitrileHCID 13626394815.6%

Reaction Steps

The title compound was prepared from 4-cyano-pyridine-2-carboxylic acid (12.5 mg, 85 μmol) and 5-ethyl-2-fluoro-4-[3-(1,4,5,6,7,8-hexahydro-imidazo[4,5-d]azepin-2-yl)-1H-indazol-6-yl]-phenol trihydrobromide salt (Preparation 32, 50 mg, 80 μmol) using the method of Example 8. The crude material was purified by HPLC Method B to afford 6.5 mg of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08575336B2
Source datasetuspto-grants-2013_11
ORD IDord-e3b846d22fb34827b561c1b86dc6d2c4
Source noteuspto-grants-2013_11