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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 869642Generated: October 30, 2026

Hydrochloric Acid → (R)-N-(2-hydroxyethyl)-3-(pyrrolidin-2-ylmethoxy)picolinamide dihydrochloride

https://huagongshe.com/reaction/869642

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant(R)-tert-butyl 2-((2-(2-hydroxyethylcarbamoyl)pyridin-3-yloxy)methyl)pyrrolidine-1-carboxylateHCID 66961789—
SolventMethanolHCID 887—
Product(R)-N-(2-hydroxyethyl)-3-(pyrrolidin-2-ylmethoxy)picolinamide dihydrochlorideHCID 66962029—

Reaction Steps

(R)-tert-butyl 2-((2-(2-hydroxyethylcarbamoyl)pyridin-3-yloxy)methyl)pyrrolidine-1-carboxylate (330 mg, 0.90 mmol, EXAMPLE 33 Step 3) was dissolved in 10% hydrogen chloride in methanol (8 mL) at room temperature. After being stirred at room temperature for 4 days, the volatile was evaporated to afford 304 mg (quant.) of the title compound that was used directly in the next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08969383B2
Source datasetuspto-grants-2015_03
ORD IDord-2366f1b762c14dd3b2403ec4e2f0ec49
Source noteuspto-grants-2015_03