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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 31857Generated: October 26, 2026

Cesium carbonate → [4-(2,4-Dichlorophenyl)-2-({2-[(5-nitro(2-pyridyl))amino]ethyl}amino)pyrimidin-5-yl]methan-1-ol

https://huagongshe.com/reaction/31857

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
Reactant6-Chloro-3-nitropyridin-2-ylamineHCID 2724035—
Reactant{2-[(2-Aminoethyl)amino]-4-(2,4-dichlorophenyl)pyrimidin-5-yl]methan-1-olHCID 22142936—
SolventTetrahydrofuranHCID 8028—
Product[4-(2,4-Dichlorophenyl)-2-({2-[(5-nitro(2-pyridyl))amino]ethyl}amino)pyrimidin-5-yl]methan-1-olHCID 22142375—

Reaction Conditions

Temperature70 °C

Reaction Steps

{2-[(2-aminoethyl)amino]-4-(2,4-dichlorophenyl)pyrimidin-5-yl}methan-1-ol was dissolved in 3 mL of anhydrous THF and 1.47 g (4.50 mmol) of anhydrous cesium carbonate was added. 2-chloro-5-nitro-6-aminopyridine (143 mg, 0.9 mmol) was added in one portion and the yellow suspension heated at 70° C. for 18 h. The reaction mixture was filtered, concentrated and the residue chromatographed (silica gel, 5% methanol/methylene chloride) to give [4-(2,4-dichlorophenyl)-2-({2-[(5-nitro(2-pyridyl))amino]ethyl}amino)pyrimidin-5-yl]methan-1-ol, 216 mg (53%), as a yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07425557B2
Source datasetuspto-grants-2008_09
ORD IDord-b453eb9de7ad4eae8e3e303438f9931e
Source noteuspto-grants-2008_09