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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1786534Generated: October 30, 2026

Malononitrile → HCID 3773318, compound

https://huagongshe.com/reaction/1786534

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMalononitrileHCID 8010—
ReactantPiperidineHCID 8082—
Reactant3-Bromo-4,5-dimethoxybenzaldehydeHCID 81379—
SolventEthanolHCID 702—
ProductHCID 3773318HCID 3773318—

Reaction Steps

To a mixture of 5-bromoveratraldehyde (245 mg, 1 mmol) and malononitrile (66 mg, 1 mmol) in ethanol was added piperidine (0.1 ml, 1 mmol). The mixture was stirred at room temperature for 15 min to give the product 3,4-dimethoxy-5-bromobenzylidenemalononitrile as a yellow precipitate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07507762B2
Source datasetuspto-grants-2009_03
ORD IDord-a074e92f266541c7b358a10c1af19b40
Source noteuspto-grants-2009_03