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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 230945Generated: October 26, 2026

Diethylamine → {4-(3-Chloro-4-fluoro-phenyl)-6-[4-(3-trifluoromethyl-pyridin-2-yl)-piperazin-1-yl]-pyrimidin-2-yl}-diethyl-amine

https://huagongshe.com/reaction/230945

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethylamineHCID 8021—
Reactant2-Chloro-4-(3-chloro-4-fluoro-phenyl)-6-[4-(3-trifluoromethylpyridin-2-yl)-piperazin-1-yl]-pyrimidineHCID 57761490—
Product{4-(3-Chloro-4-fluoro-phenyl)-6-[4-(3-trifluoromethyl-pyridin-2-yl)-piperazin-1-yl]-pyrimidin-2-yl}-diethyl-amineHCID 57761560—

Reaction Conditions

Temperature60 °C

Reaction Steps

Combine a mixture of 2-chloro-4-(3-chloro-4-fluoro-phenyl)-6-[4-(3-trifluoromethyl-pyridin-2-yl)-piperazin-1-yl]-pyrimidine (47 mg, 1 mmol) and diethylamine (2 mL). Heat the mixture in a sealed tube at 60° C. for 16 hours. Cool to room temperature and evaporate. Add 1 M NaOH (1 mL) and extract 2× with EtOAc (2 mL each). Combine the organic layers, dry (Na2SO4), and purify using preparative TLC (9:1 hexanes/EtOAc) to obtain {4-(3-Chloro-4-fluoro-phenyl)-6-[4-(3-trifluoromethyl-pyridin-2-yl)-piperazin-1-yl]-pyrimidin-2-yl}-diethyl-amine as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07566712B2
Source datasetuspto-grants-2009_07
ORD IDord-cef276283da54bf283f523131c47e84f
Source noteuspto-grants-2009_07