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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2383894Generated: October 26, 2026

1-[4-(Cyclopropyl-hydroxy-methyl)-3-fluoro-phenyl)-3-(4-methyl-pyridin-3-yl)-imidazolidin-2-one → 1-(4-Cyclopropanecarbonyl-3-fluoro-phenyl)-3-(4-methyl-pyridin-3-yl)-imidazolidin-2-one

https://huagongshe.com/reaction/2383894

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-[4-(Cyclopropyl-hydroxy-methyl)-3-fluoro-phenyl)-3-(4-methyl-pyridin-3-yl)-imidazolidin-2-oneHCID 59636141—
CatalystManganese dioxideHCID 14801—
SolventDichloromethaneHCID 6344—
Product1-(4-Cyclopropanecarbonyl-3-fluoro-phenyl)-3-(4-methyl-pyridin-3-yl)-imidazolidin-2-oneHCID 5963614060.13%

Reaction Steps

MnO2 (357 mg, 41.055 mmol) was added to 1-[4-(cyclopropyl-hydroxy-methyl)-3-fluoro-phenyl]-3-(4-methyl-pyridin-3-yl)-imidazolidin-2-one (I-161a: 200 mg, 8.586 mmol) in DCM (20 mL) under nitrogen atmosphere and worked up in a manner similar to what has been described previously for example 160 (Step 2) to afford 175 mg of the product (60.13% yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08263635B2
Source datasetuspto-grants-2012_09
ORD IDord-8247326a2c4c4fc88465bcf60f339535
Source noteuspto-grants-2012_09