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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 605828Generated: October 30, 2026

Hydrochloric Acid → HCID 57421846, compound

https://huagongshe.com/reaction/605828

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 67067106HCID 67067106—
SolventTetrahydrofuranHCID 8028—
ProductHCID 57421846HCID 5742184689.2%

Reaction Conditions

Temperature65 °C

Reaction Steps

An aqueous 1 M sodium hydroxide solution (7.65 ml) was added to a THF (20 ml) solution containing 5-[(acetoxy)methyl]pyridin-3-yl 4-{4-[(3-fluorobenzyl)oxy]phenoxy}piperidine-1-carboxylate oxalate (1.10 g), followed by stirring at 65° C. for 3 hours. The reaction liquid was neutralized with 1 M hydrochloric acid, followed by extraction with chloroform and drying over anhydrous magnesium sulfate. The solvent was evaporated under reduced pressure, and the residue was purified by silica gel column chromatography (eluent: chloroform:methanol=12:1 (v/v)) to obtain 5-(hydroxymethyl)piperidin-3-yl 4-{4-[(3-fluorobenzyl)oxy]phenoxy}piperidine-1-carboxylate (770 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07915261B2
Source datasetuspto-grants-2011_03
ORD IDord-5b8eaeabba954537a62180761bfa2747
Source noteuspto-grants-2011_03