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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1011429Generated: November 1, 2026

Lithium Hydroxide → 5-Methoxyquinoline-3-carboxylic acid

https://huagongshe.com/reaction/1011429

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
ReactantHCID 23159744HCID 23159744—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
Product5-Methoxyquinoline-3-carboxylic acidHCID 23159741—

Reaction Steps

A solution of ethyl 5-methoxyquinoline-3-carboxylate (2.31 g, 10 mmol) prepared in stage B of example 2 and LiOH (0.4 g, 20 mmol) in THF (20 mL) and water (0.5 mL) was refluxed for 2 hours. After cooling, the solvents were evaporated under vacuum. The solid residue was used in the next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07977354B2
Source datasetuspto-grants-2011_07
ORD IDord-28339260fa2744bba8e1de1f258a4b27
Source noteuspto-grants-2011_07