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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 384277Generated: October 25, 2026

Diisopropylethylamine → ethyl 2-chloro-4-((1-methyl-1H-pyrazol-4-yl)methylamino)pyrimidine-5-carboxylate

https://huagongshe.com/reaction/384277

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
ReactantEthyl 2,4-dichloropyrimidine-5-carboxylateHCID 104020—
Reactant(1-methyl-1H-pyrazol-4-yl)methanamineHCID 671225—
SolventAcetonitrileHCID 6342—
Productethyl 2-chloro-4-((1-methyl-1H-pyrazol-4-yl)methylamino)pyrimidine-5-carboxylateHCID 58098673—

Reaction Steps

To a solution of ethyl 2,4-dichloropyrimidine-5-carboxylate (896 mg, 4 mmol) and (1-methyl-1H-pyrazol-4-yl)methanamine (445 mg, 4 mmol) in CH3CN (6 mL) at room temperature, DIEA (0.783 mL, 4.4 mmol) was added. The mixture was stirred at room temperature for 24 h, and was concentrated to give ethyl 2-chloro-4-((1-methyl-1H-pyrazol-4-yl)methylamino)pyrimidine-5-carboxylate as crude oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08367689B2
Source datasetuspto-grants-2013_02
ORD IDord-dccdebbb7ab3451aaf1cbe32fd927991
Source noteuspto-grants-2013_02