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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2038338Generated: November 1, 2026

Imidazole → HCID 69257272, compound

https://huagongshe.com/reaction/2038338

Reaction equation

Participants

RoleNameHCIDCharge
ReactantImidazoleHCID 795—
Reactantp-Toluenesulfonic acidHCID 6101—
ReactantSodium CarbonateHCID 10340—
Reactant(Diethoxymethyl)benzeneHCID 69884—
ProductHCID 69257272HCID 69257272—

Reaction Conditions

Temperature110 °C

Reaction Steps

A mixture of imidazole (1.0 g, 14.7 mmol), benzaldehyde diethylacetal (58.8 mmol), and p-toluenesulfonic acid (84 mg, 0.441 mmol) was heated neat at 110° C. for 1-3 days, accompanied by concurrent distillation of ethanol. After cooling, sodium carbonate (0.47 g, 4.41 mmol) was added and the crude mixture was distilled under vacuum (150-170° C./0.5 mmHg) to give N-ethoxybenzylimidazole derivatives (1-8) (15-75% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08575359B2
Source datasetuspto-grants-2013_11
ORD IDord-33684b2a3ff84a0cab342e7cd7854d0d
Source noteuspto-grants-2013_11