Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2222125Generated: November 4, 2026

4-(1-Pyrrolidinyl)piperidine → 1-(3-Methoxy-4-nitro-phenyl)-4-pyrrolidin-1-yl-piperidine

https://huagongshe.com/reaction/2222125

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(1-Pyrrolidinyl)piperidineHCID 78703—
ReactantDiisopropylethylamineHCID 81531—
Reactant5-Fluoro-2-nitroanisoleHCID 2779250—
SolventN-methyl-2-pyrrolidoneHCID 13387—
Product1-(3-Methoxy-4-nitro-phenyl)-4-pyrrolidin-1-yl-piperidineHCID 57416147—

Reaction Conditions

Temperature80 °C

Reaction Steps

200 mg (1.170 mmol) 4-fluoro-2-methoxy-1-nitro-benzene are dissolvedjin 1 ml NMP, combined with 198 mg (1.284 mmol) 4-pyrrolidin-1-yl-piperidine and 300 μl diisopropylethylamine and stirred for 17 h at 80° C. Then the solvent is eliminated in vacuo. The crude product is purified by column chromatography. The carrier material used is C18-RP gel and a gradient is run through which consists of 95% water and 5% acetonitrile at the starting point and 5% water and 95% acetonitrile at the finishing point.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07371753B2
Source datasetuspto-grants-2008_05
ORD IDord-4ccbb891dc9e405284dddacad9d05799
Source noteuspto-grants-2008_05