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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 469496Generated: October 30, 2026

Ethyl 3-aminobenzoate → 2-(3-(Ethoxycarbonyl)phenylamino)-2-(6-methoxypyridin-3-yl)acetic acid

https://huagongshe.com/reaction/469496

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 3-aminobenzoateHCID 11400—
Reactant(6-Methoxypyridin-3-yl)boronic acidHCID 2734368—
ReactantGlyoxylic acid, monohydrateHCID 15620607—
SolventAcetonitrileHCID 6342—
Product2-(3-(Ethoxycarbonyl)phenylamino)-2-(6-methoxypyridin-3-yl)acetic acidHCID 5855698838%

Reaction Steps

A mixture of 6-methoxypyridin-3-ylboronic acid (1.2 g, 7.84 mmol), ethyl 3-aminobenzoate (1.29 g, 7.84 mmol), and 2-oxoacetic acid hydrate (723 mg, 7.84 mmol) in acetonitrile (70 ml) was stirred at room temperature overnight. The solvent was evaporated under vacuum, and the crude product was purified by flash chromatography (DCM/MeOH=9/1) to obtain 2-(3-(ethoxycarbonyl)phenylamino)-2-(6-methoxypyridin-3-yl)acetic acid (0.95 g, 38% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08629160B2
Source datasetuspto-grants-2014_01
ORD IDord-8369962b561541e08ea1fbba3ee7323d
Source noteuspto-grants-2014_01