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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1929217Generated: November 1, 2026

Hydrochloric Acid → 2-(4-Aminopiperidin-1-yl)ethan-1-ol

https://huagongshe.com/reaction/1929217

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,4-DioxaneHCID 31275—
Reactant[1-(2-Hydroxy-ethyl)-piperidin-4-yl]-carbamic acid tert-butyl esterHCID 45076484—
Product2-(4-Aminopiperidin-1-yl)ethan-1-olHCID 15733445—

Reaction Steps

Compound 191 (4.02 g, 16.46 mmol) are treated with 4M HCl in dioxane (60 ml, 240 mmol) and the mixture is stirred at room temperature for 1 h. The white precipitate is filtered off, washed with ether and dried under high vacuum. The mother liquor is concentrated and treated with ether. The white solid is filtered off and dried under high vacuum.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08183366B2
Source datasetuspto-grants-2012_05
ORD IDord-e21b05e5668a470f851d64c7c88830b0
Source noteuspto-grants-2012_05