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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1257920Generated: November 3, 2026

1-[2-Chloro-1-hydroxy-2-(1-quinolin-6-ylcyclopropyl)ethyl]pyrrolidine-2,5-dione → 2,3-Difluoro-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzoic acid

https://huagongshe.com/reaction/1257920

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-[2-Chloro-1-hydroxy-2-(1-quinolin-6-ylcyclopropyl)ethyl]pyrrolidine-2,5-dioneHCID 67223833—
Reactant4-(2-Aminopyrimidin-5-yl)-2,3-difluorobenzoic acidHCID 67225257—
SolventEthanolHCID 702—
Product2,3-Difluoro-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzoic acidHCID 6722489940%

Reaction Conditions

Temperature100 °C

Reaction Steps

A mixture of 4-(2-aminopyrimidin-5-yl)-2,3-difluorobenzoic acid (15 mg, 0.060 mmol) and 1-[2-chloro-1-hydroxy-2-(1-quinolin-6-ylcyclopropyl)ethyl]pyrrolidine-2,5-dione (20 mg, 0.058 mmol) in ethanol (1.0 mL) was stirred at 100° C. overnight. The reaction mixture was purified by RP-HPLC (pH 10) to afford the desired product (9 mg, 40%). LCMS: (M+H)=443.0.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08461330B2
Source datasetuspto-grants-2013_06
ORD IDord-4b2eae95455e41d9b6410bb0e8f11513
Source noteuspto-grants-2013_06