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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1838177Generated: November 2, 2026

1-Phenylpiperazine → 2-(Cyclopropylmethyl-amino)-4-(2-hydroxy-ethylamino)-6-(4-phenyl-piperazin-1-yl)-pyrimidine-5-carbonitrile

https://huagongshe.com/reaction/1838177

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-PhenylpiperazineHCID 7096—
ReactantDiisopropylethylamineHCID 81531—
Reactant4-Chloro-2-(cyclopropylmethyl-amino)-6-(2-hydroxy-ethylamino)-pyrimidine-5-carbonitrileHCID 18753260—
Solvent1,4-DioxaneHCID 31275—
Product2-(Cyclopropylmethyl-amino)-4-(2-hydroxy-ethylamino)-6-(4-phenyl-piperazin-1-yl)-pyrimidine-5-carbonitrileHCID 10135198—

Reaction Steps

In analogy to the procedure described in example 47b, 4-chloro-2-(cyclopropylmethyl-amino)-6-(2-hydroxy-ethylamino)-pyrimidine-5-carbonitrile was treated with 1-phenyl-piperazine in dioxane in the presence of N-ethyl-diisopropylamine at 100° C. to yield 2-(cyclopropylmethyl-amino)-4-(2-hydroxy-ethylamino)-6-(4-phenyl-piperazin-1-yl)-pyrimidine-5-carbonitrile as an amorphous, white solid; MS: [M+H]+=394.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06673795B2
Source datasetuspto-grants-2004_01
ORD IDord-a7be2ca9aa5f4beca6cf692da9c8f96f
Source noteuspto-grants-2004_01