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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 404682Generated: October 26, 2026

Hydrochloric Acid → (4-Fluorophenyl)(1-piperidinyl)acetic acid hydrochloride

https://huagongshe.com/reaction/404682

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMethyl 2-(4-fluorophenyl)-2-(piperidin-1-yl)acetateHCID 25233560—
Solvent1,4-DioxaneHCID 31275—
Product(4-Fluorophenyl)(1-piperidinyl)acetic acid hydrochlorideHCID 7143248673.4%

Reaction Conditions

Temperature100 °C

Reaction Steps

37% Hydrogen chloride (4.18 ml, 50.9 mmol) was added to a solution of methyl 2-(4-fluorophenyl)-2-(piperidin-1-yl)acetate (320 mg, 1.27 mmol) in dioxane (5 ml). The reaction was stirred under microwave irradiation at 100° C. for 5 hours. The solvent was evaporated and the solid triturated with acetonitrile to obtain 2-(4-fluorophenyl)-2-(piperidin-1-yl)acetic acid hydrochloride (255 mg, 73% yield) as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08748613B2
Source datasetuspto-grants-2014_06
ORD IDord-879e1d04951c48e793fb9a77f8eb620c
Source noteuspto-grants-2014_06