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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1713167Generated: November 1, 2026

Hydrochloric Acid → 2-cyclopentyl-2,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine hydrochloride

https://huagongshe.com/reaction/1713167

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactanttert-butyl 2-cyclopentyl-2,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine-5-carboxylateHCID 57356886—
Solvent1,4-DioxaneHCID 31275—
Product2-cyclopentyl-2,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine hydrochlorideHCID 57449946—

Reaction Steps

To a solution of tert-butyl 2-cyclopentyl-2,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridine-5-carboxylate (720 g, 2.47 mmol) in dioxane (5 mL) is added 4N HCl in dioxane

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07795262B2
Source datasetuspto-grants-2010_09
ORD IDord-3a5f409e7d7b482b8b75cede60d8a70e
Source noteuspto-grants-2010_09