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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 40270Generated: October 28, 2026

Hydrochloric Acid → HCID 57691194, compound

https://huagongshe.com/reaction/40270

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 numberUS08524900B2
Source datasetuspto-grants-2013_09
ORD IDord-646263c4c3514a92b1e84a73cbdb48fc
Source noteuspto-grants-2013_09