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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1353360Generated: October 26, 2026

7-Chloro-4-(piperazin-1-yl)quinoline → 7-Chloro-4-[4-(3,4-difluorophenylaminocarbonyl)piperazin-1-yl]quinoline

https://huagongshe.com/reaction/1353360

Reaction equation

Participants

RoleNameHCIDCharge
Reactant7-Chloro-4-(piperazin-1-yl)quinolineHCID 738389—
Reactant3,4-Difluorophenyl isocyanateHCID 2734708—
ReactantEthyl acetate hexaneHCID 21226206—
SolventTetrahydrofuranHCID 8028—
Product7-Chloro-4-[4-(3,4-difluorophenylaminocarbonyl)piperazin-1-yl]quinolineHCID 21101762—

Reaction Steps

7-Chloro-4-(piperazin-1-yl)quinoline (0.16 g, 0.65 mmol) and 3,4-difluorophenyl isocyanate (76 μL, 0.65 mmol) in THF (10 mL) are reacted according to method C yielding the title product as a colorless foam after column chromatography with hexane-EtOAc.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07220856B2
Source datasetuspto-grants-2007_05
ORD IDord-002734f2b38147448f485034a9f8a25a
Source noteuspto-grants-2007_05