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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1487774Generated: October 30, 2026

Hydrochloric Acid → Piperidin-4-yl 2-((pyridin-3-yloxy)methyl)piperazine-1-carboxylate trihydrochloride

https://huagongshe.com/reaction/1487774

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,4-DioxaneHCID 31275—
Reactant4-Tert-butyl 1-piperidin-4-yl 2-((pyridin-3-yloxy)methyl)piperazine-1,4-dicarboxylateHCID 59671507—
SolventMethanolHCID 887—
ProductPiperidin-4-yl 2-((pyridin-3-yloxy)methyl)piperazine-1-carboxylate trihydrochlorideHCID 6679730699%

Reaction Steps

4 M HCl in 1,4-dioxane (6 mL, 24 mmol) was added to a solution of 4-tert-butyl 1-piperidin-4-yl 2-((pyridin-3-yloxy)methyl)piperazine-1,4-dicarboxylate (101.5 mg, 0.241 mmol) in MeOH (1 mL). After 16 h, the reaction mixture was concentrated under reduced pressure, yielding 103.3 mg (99%) of the desired product. LC-MS: RT=1.26 min, [M+H]+=321.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09428522B2
Source datasetuspto-grants-2016_08
ORD IDord-63b47faad4e84673a19c88a69d9c60bc
Source noteuspto-grants-2016_08