Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 535655Generated: October 25, 2026

Acetic Acid → 7-(4-(2-(4-Cyanopyridin-2-yl)ethyl)piperazin-1-yl)-N,N-dimethylbenzofuran-2-carboxamide

https://huagongshe.com/reaction/535655

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
Reactant2-VinylisonicotinonitrileHCID 45080048—
ReactantN,N-dimethyl-7-(piperazin-1-yl)benzofuran-2-carboxamideHCID 59636743—
SolventEthanolHCID 702—
Product7-(4-(2-(4-Cyanopyridin-2-yl)ethyl)piperazin-1-yl)-N,N-dimethylbenzofuran-2-carboxamideHCID 66847540—

Reaction Conditions

Temperature90 °C

Reaction Steps

The compound was prepared according to the procedure disclosed in Example 39 starting from of 2-vinylisonicotinonitrile (0.076 g, 0.59 mmol), N,N-dimethyl-7-(piperazin-1-yl)benzofuran-2-carboxamide (0.080 g, 0.29 mmol) (Example 39d), and acetic acid (0.013 mL, 0.23 mmol). Ethanol was used as solvent and the reaction heated at 90° C. for two days. The crude product was purified by preparative HPLC to give the title compound. Yield: 0.061 g (52%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08859534B2
Source datasetuspto-grants-2014_10
ORD IDord-72ef4e0cae6e4bc0a9900e2dd2eb0a25
Source noteuspto-grants-2014_10