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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2052809Generated: October 30, 2026

Potassium Carbonate → N1-(2-naphthoylmethyl)-N4-phenacyl-piperazine dihydrochloride

https://huagongshe.com/reaction/2052809

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant2-Bromo-2'-acetonaphthoneHCID 69179—
Reactant1-Phenyl-2-(piperazin-1-yl)ethan-1-one--hydrogen chloride (1/2)HCID 23080512—
SolventDimethylformamideHCID 6228—
ProductN1-(2-naphthoylmethyl)-N4-phenacyl-piperazine dihydrochlorideHCID 68810619—

Reaction Conditions

Temperature50 °C

Reaction Steps

A mixture of 2-bromo-1-(naphthalen-2-yl)ethanone (0.95 g, 3.8 mmol), N-phenacyl piperazine dihydrochloride (0.89 g, 3.2 mmol) and K2CO3 (1.56 g, 11.2 mmol) in 30 ml of DMF was stirred at 50° C. for 10 h, and treated according to the general preparation 2 to give compound (IV-7), 0.88 g (60.69%), mp 236-237° C., M+ 373.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326710B2
Source datasetuspto-grants-2008_02
ORD IDord-b4f8a03d753242808a4ebd9002bbed13
Source noteuspto-grants-2008_02