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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1036185Generated: October 26, 2026

Ethanol → N-(5-(1H-pyrazol-4-yl)pyridin-2-yl)-2-(4-(2-methylpyridin-4-yl)phenyl)acetamide

https://huagongshe.com/reaction/1036185

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantSodium CarbonateHCID 10340—
Reactant4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 2774010—
ReactantN-(5-iodopyridin-2-yl)-2-(4-(2-methylpyridin-4-yl)phenyl)acetamideHCID 58447796—
CatalystHCID 178418397HCID 178418397—
SolventTolueneHCID 1140—
ProductN-(5-(1H-pyrazol-4-yl)pyridin-2-yl)-2-(4-(2-methylpyridin-4-yl)phenyl)acetamideHCID 58447809—

Reaction Conditions

Temperature90 °C

Reaction Steps

N-(5-Iodopyridin-2-yl)-2-(4-(2-methylpyridin-4-yl)phenyl)acetamide 65-2 (20 mg, 0.046 mmol), 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (13.5 mg, 0.07 mmol) and Pd(PPh3)4 (5 mg, 0.004 mmol) was mixed in toluene (3 mL)/ethanol (1 mL)/Na2CO3 (2M, 1 mL). The reaction mixture was stirred at 90° C. for 10 hours. The solvent was removed by rotary evaporation and the residue was dissolved in DMSO. The inorganic salt was removed by filtration. The crude product in DMSO was purified by reverse phase HPLC to give N-(5-(1H-pyrazol-4-yl)pyridin-2-yl)-2-(4-(2-methylpyridin-4-yl)phenyl)acetamide 65 as off-white solid. MS m/z 370.2 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08546396B2
Source datasetuspto-grants-2013_10
ORD IDord-16835b93db0044fa8c54bc1dcf0718af
Source noteuspto-grants-2013_10