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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 27068Generated: October 30, 2026

Hydrochloric Acid → HCID 178468223, compound

https://huagongshe.com/reaction/27068

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
Reactant1,2-Dihydro-2-oxo-6-neopentyl-3-cyanopyridineHCID 13020238—
ProductHCID 178468223HCID 178468223—

Reaction Steps

A solution of 1,2-dihydro-2-oxo-6-neopentyl-3-cyanopyridine (8.8 g) and 400 ml of absolute ethanol is cooled in an ice bath and a slow stream of anhydrous hydrogen chloride is passed therethrough for 2 hr. The resulting solution is allowed to stand at ambient temperature for 3 days. Thereafter the solvent is evaporated under reduced pressure at ambient temperature, and the resulting material dissolved in warm trichloromethane. Acetone is added and following cooling the material is recovered by filtration and washed with acetone, yielding ethyl-1,2-dihydro-6-neopentyl-3-pyridine-carboximidate hydrochloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04220648
Source datasetuspto-grants-1980_09
ORD IDord-5ba439f47c9b4c11987999e4076c1f66
Source noteuspto-grants-1980_09