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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1466134Generated: November 4, 2026

1-[2-(4-Nitrophenyl)ethyl]piperazin-2-one → 4-[2-(3-Fluoro-4-nitrophenyl)ethyl]-1-[2-(4-nitrophenyl)ethyl]piperazin-2-one

https://huagongshe.com/reaction/1466134

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-[2-(4-Nitrophenyl)ethyl]piperazin-2-oneHCID 89524891—
Reactant2-(3-Fluoro-4-nitrophenyl)acetaldehydeHCID 89524904—
Product4-[2-(3-Fluoro-4-nitrophenyl)ethyl]-1-[2-(4-nitrophenyl)ethyl]piperazin-2-oneHCID 89533489—

Reaction Steps

The title compound was prepared from 1-[2-(4-Nitrophenyl)ethyl]piperazin-2-one and (3-Fluoro-4-nitrophenyl)acetaldehyde following essentially the same procedure as Example 6. The product was purified by mass-directed reverse phase HPLC (AcCN-Water with 0.1% TFA). LC-MS (IE, m/z): 417 [M+1]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08999990B2
Source datasetuspto-grants-2015_04
ORD IDord-cf23869c4d8149659e4ea32b7d32e3f4
Source noteuspto-grants-2015_04