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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 582687Generated: October 30, 2026

Sodium Hydroxide → 3-Oxo-2-[2-(pyridin-2-ylamino)ethyl]-2,3-dihydro-1-H-isoindole-5-carboxylic acid

https://huagongshe.com/reaction/582687

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
Reactant3-oxo-2-[2-(pyridin-2-ylamino)-ethyl]2,3-dihydro-1H-isoindole-5-carboxylic acid methyl esterHCID 69177552—
SolventMethanolHCID 887—
Product3-Oxo-2-[2-(pyridin-2-ylamino)ethyl]-2,3-dihydro-1-H-isoindole-5-carboxylic acidHCID 22999489—

Reaction Steps

A methanol solution (50 ml) of 4-2 (2.6 g, 8.4 mmol) and 1 N NaOH (25.2 mL, 25.2 mmol) was stirred under ambient conditions for 18 h. The reaction was concentrated and the residue acidifed with 1 M NaHSO4 solution to provide 4-3 as a colorless solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05925655
Source datasetuspto-grants-1999_07
ORD IDord-e6677f2eec144e239f44519e30ffa4d9
Source noteuspto-grants-1999_07