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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 654635Generated: October 28, 2026

(4-Nitrophenyl)acetic acid → Ethanol, 2-[methyl[4-[2-(4-nitrophenyl)ethenyl]phenyl]amino]-

https://huagongshe.com/reaction/654635

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(4-Nitrophenyl)acetic acidHCID 4661—
ReactantPiperidineHCID 8082—
Reactant4-[(2-Hydroxyethyl)(methyl)amino]benzaldehydeHCID 3614316—
ProductEthanol, 2-[methyl[4-[2-(4-nitrophenyl)ethenyl]phenyl]amino]-HCID 180088—

Reaction Steps

A one liter three (3) necked flask fitted with a dropping funnel, mechanical stirrer and condenser is charged with 34.35 g of 4-nitrophenylacetic acid, and piperidine (16.2 g) is added dropwise over a period of 30 minutes. At the end of the addition, a 33.62 g quantity of 4-[N-(2-hydroxyethyl)-N-methylamino]benzaldehyde is added.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05133037
Source datasetuspto-grants-1992_07
ORD IDord-8ba06050caa6490aa4f1ff0b798fa1a8
Source noteuspto-grants-1992_07