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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1838180Generated: November 2, 2026

1-(4-Fluorophenyl)piperazine → 2-(Cyclopropylmethyl-amino)-4-[4-(4-fluoro-phenyl)-piperazin-1-yl]-6-(2-hydroxy-ethylamino)-pyrimidine-5-carbonitrile

https://huagongshe.com/reaction/1838180

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(4-Fluorophenyl)piperazineHCID 75260—
ReactantDiisopropylethylamineHCID 81531—
Reactant4-Chloro-2-(cyclopropylmethyl-amino)-6-(2-hydroxy-ethylamino)-pyrimidine-5-carbonitrileHCID 18753260—
Solvent1,4-DioxaneHCID 31275—
Product2-(Cyclopropylmethyl-amino)-4-[4-(4-fluoro-phenyl)-piperazin-1-yl]-6-(2-hydroxy-ethylamino)-pyrimidine-5-carbonitrileHCID 10273036—

Reaction Steps

In analogy to the procedure described in example 47b, 4-chloro-2-(cyclopropylmethyl-amino)-6-(2-hydroxy-ethylamino)-pyrimidine-5-carbonitrile (example 48a) was treated with the 1-(4-fluorophenyl)-piperazine in dioxane in the presence of N-ethyl-diisopropyl-amine at 100° C. to yield 2-(cyclopropylmethyl-amino)-4-[4-(4-fluoro-phenyl)-piperazin-1-yl]-6-(2-hydroxy-ethylamino)-pyrimidine-5-carbonitrile as an amorphous, white solid; MS: [M+H]+=412.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06673795B2
Source datasetuspto-grants-2004_01
ORD IDord-56b5b06b71b54eb7b70c6847ba6810fe
Source noteuspto-grants-2004_01