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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1513729Generated: November 4, 2026

Hydrochloric Acid → HCID 57691194, compound

https://huagongshe.com/reaction/1513729

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 86630266HCID 86630266—
SolventMethanolHCID 887—
ProductHCID 57691194HCID 5769119497.1%

Reaction Steps

(S)-tert-Butyl 3-(3-((7-methoxyquinolin-4-yloxy)methyl)-[1,2,4]triazolo[4,3-a]pyridine-6-carboxamido)pyrrolidine-1-carboxylate (0.050 g, 0.096 mmol) was dissolved in methanol (1.5 mL) then added concentrated hydrochloric acid (0.400 ml, 4.8 mmol). The reaction mixture was stirred at room temperature for 5 hours then concentrated under vacuum. The remaining solid was dissolved in methanol (1 mL) then added potassium carbonate (0.062 g, 0.45 mmol). The reaction mixture was stirred at room temperature for 1 hour and concentrated under vacuum. The sample was purified by flash chromatography eluting with 10%-15% 7N ammonia in methanol/dichloromethane to afford (S)-3-((7-methoxyquinolin-4-yloxy)methyl)-N-(pyrrolidin-3-yl)-[1,2,4]triazolo[4,3-a]pyridine-6-carboxamide (0.039 g, 97% yield) as a pale yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08217177B2
Source datasetuspto-grants-2012_07
ORD IDord-016541ce593a48f38535eb6d9524c2e1
Source noteuspto-grants-2012_07