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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 323137Generated: October 29, 2026

Piperazine → HCID 22010937, compound

https://huagongshe.com/reaction/323137

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPiperazineHCID 4837—
ReactantDimethylformamideHCID 6228—
ReactantHCID 22010564HCID 22010564—
SolventEthyl AcetateHCID 8857—
ProductHCID 22010937HCID 22010937—

Reaction Conditions

Temperature80 °C

Reaction Steps

A mixture of 4-nitro-N-methyl-N-[2-(3-phenoxycarbonylaminoprop-1-yloxy)phenyl]benzamide (383 mg) and piperazine (256 mg) in N,N-dimethylformamide (8 ml) was stirred at 80° C. for 3 hours. The reaction mixture was diluted with ethyl acetate and then the organic solution was washed successively with saturated sodium bicarbonate aqueous solution and brine. Drying, filtering and removal of solvents afforded 4-nitro-N-methyl-N-[2-{3-(4-methyl-1-piperazinyl)carbonylaminoprop-1-yloxy}phenyl]benzamide (357 mg) as a slightly yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06211242B1
Source datasetuspto-grants-2001_04
ORD IDord-a3d31a6965364de9a8b4ed9347b47f78
Source noteuspto-grants-2001_04