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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1089431Generated: October 31, 2026

Pyridine → 1-(2-Acetylaminoethyl)-2,5-dimethylpyrrole-3-carbonitrile

https://huagongshe.com/reaction/1089431

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantN-(2-(3-Formyl-2,5-dimethyl-1H-pyrrol-1-yl)ethyl)acetamideHCID 178134—
ReactantHydroxyamine hydrochlorideHCID 443297—
SolventTolueneHCID 1140—
Product1-(2-Acetylaminoethyl)-2,5-dimethylpyrrole-3-carbonitrileHCID 14536745—

Reaction Steps

5.2 g (0.025 mol) of 1-(2-acetylaminoethyl)-2,5-dimethylpyrrole-3-aldehyde, 1.75 g (0.025 mol) of hydroxylamine hydrochloride and 2 ml (0.025 mol) of pyridine are heated under reflux in 25 ml of toluene for 1.5 hours. After the mixture has been concentrated, the residue is taken up in water, the mixture is extracted with methylene chloride and the product is recrystallized from toluene.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04966901
Source datasetuspto-grants-1990_10
ORD IDord-418c1f690c9444beb44ce2e475a5d1a4
Source noteuspto-grants-1990_10