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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1258661Generated: October 25, 2026

Potassium Carbonate → 1-(5-Amino-2-chloro-4-nitro-phenyl)-pyrrolidine-3-carbonitrile

https://huagongshe.com/reaction/1258661

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant4,5-Dichloro-2-nitroanilineHCID 81149—
ReactantPyrrolidine-3-carbonitrile hydrochlorideHCID 42614784—
SolventDimethylformamideHCID 6228—
SolventEthyl AcetateHCID 8857—
Product1-(5-Amino-2-chloro-4-nitro-phenyl)-pyrrolidine-3-carbonitrileHCID 67957828—

Reaction Conditions

Temperature120 °C

Reaction Steps

Potassium carbonate (2.93 g, 21.3 mmol) was added to a mixture of pyrrolidine-3-carbonitrile hydrochloride (1.41 g, 10.6 mmol) and 4,5-dichloro-2-nitroaniline (2.00 g, 9.7 mmol) in DMF (8 mL). The reaction mixture was stirred at 120° C. overnight, diluted with EtOAc and washed with water and brine. The organic layer was dried over Na2SO4, concentrated and the crude was purified by chromatography to give the sub-title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08466186B2
Source datasetuspto-grants-2013_06
ORD IDord-c7a3c0b4fef241cdae3957138ff50280
Source noteuspto-grants-2013_06