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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 659638Generated: October 31, 2026

Hydrochloric Acid → HCID 67996296, compound

https://huagongshe.com/reaction/659638

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 67996186HCID 67996186—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 67996296HCID 6799629647%

Reaction Steps

A 100-mL round-bottomed flask was charged with a solution of tert-butyl 3-(1H-pyrazol-4-yl)piperidine-1-carboxylate (3.6 g, 14.34 mmol, 1.00 equiv) in 1,4-dioxane (20 mL) and hydrogen chloride (6M, 20 mL). The resulting solution was heated to reflux for 1 hour. Upon completion, the resulting mixture was cooled down and concentrated on a rotary evaporator affording 3-(1H-pyrazol-4-yl)piperidine hydrochloride as white solid (1.5 g, 47%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08080566B1
Source datasetuspto-grants-2011_12
ORD IDord-634a886fbe3e44aa902760fc1c2e9e99
Source noteuspto-grants-2011_12