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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 633869Generated: October 30, 2026

Hydrochloric Acid → 4-[(4-Fluorophenoxy)methyl]piperidine hydrochloride

https://huagongshe.com/reaction/633869

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantN-tert-butyloxycarbonyl4-(p-fluorophenoxymethyl)piperidineHCID 15512457—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
Product4-[(4-Fluorophenoxy)methyl]piperidine hydrochlorideHCID 1720282897%

Reaction Steps

To a cooled solution of tert-butyl 4-[(4-fluorophenoxy)methyl]piperidine-1-carboxylate (538 mg, 1.74 mmol; which may be prepared as described in Step 1) in dichloromethane (11.5 mL) was added dropwise HCl 4N in dioxane (8.5 mL). The solution was warmed to room temperature and stirred for 1 h. The solvent was evaporated under reduced pressure to give the title compound (416 mg, 97%) as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09321769B2
Source datasetuspto-grants-2016_04
ORD IDord-b39806349c864865bff1083dfae7671e
Source noteuspto-grants-2016_04