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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1696269Generated: November 2, 2026

Hydrochloric Acid → HCID 66844684, compound

https://huagongshe.com/reaction/1696269

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 66845129HCID 66845129—
SolventMethanolHCID 887—
SolventEthyl AcetateHCID 8857—
ProductHCID 66844684HCID 66844684—

Reaction Steps

A mixture of Methyl 5-cyano-1-cyclopentyl-6-oxo-1,6-dihydropyridine-3-carboxylate (290 mg, 1.2 mmol) and 1N sodium hydroxide (6 mL, 6.0 mmol) in methanol (12 mL) was heated to reflux for 1 h and brought to RT. The mixture was concentrated and the residue obtained was dissolved in ethylacetate (20 mL), acidified with 1N hydrochloric acid (pH ˜5). The organic phase was separated, dried over magnesium sulfate and concentrated to afford the title compound as a light yellow solid. MS m/z: 233 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08163766B2
Source datasetuspto-grants-2012_04
ORD IDord-5eceb67eee5646c5b925084e5068283a
Source noteuspto-grants-2012_04