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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2369262Generated: October 30, 2026

1-Methyl-4-piperidone → N'-(1-Methyl-piperidin-4-ylidene)-N-[2-(6-methyl-pyridin-3-yl)-ethyl]-N-p-tolyl-hydrazine

https://huagongshe.com/reaction/2369262

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Methyl-4-piperidoneHCID 74049—
Reactant1-(4-Methylphenyl)-1-[2-(6-methylpyridin-3-yl)ethyl]hydrazineHCID 2827520—
SolventBenzeneHCID 241—
ProductN'-(1-Methyl-piperidin-4-ylidene)-N-[2-(6-methyl-pyridin-3-yl)-ethyl]-N-p-tolyl-hydrazineHCID 49765790—

Reaction Steps

The crude N-[2-(6-methyl-pyridin-3-yl)-ethyl]-N-p-tolyl-hydrazine was dissolved in benzene (20 cm3) and 4 Å molecular sieves added (˜5 g), followed by 1-methylpiperidin-4-one (346 μL, 3.0 mmol). The reaction was heated to reflux for 2 hours, cooled, and filtered. Solvent was removed in vacuo to yield a crude orange oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08703952B2
Source datasetuspto-grants-2014_04
ORD IDord-112ea48064524b4e8fcdf1b792b423ab
Source noteuspto-grants-2014_04