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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 70717Generated: October 29, 2026

Trifluoroacetic acid → 3-Cyclopropyl-6-[[4-(cyclopropylsulfonyl)phenyl](2,4-di fluorophenoxy)methyl]pyridin-2(1H)-one

https://huagongshe.com/reaction/70717

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant3-Cyclopropyl-6-{[4-(cyclopropylsulfonyl)phenyl](2,4-difluorophenoxy)methyl}-2-[(4-methoxybenzyl)oxy]pyridineHCID 67399578—
SolventChloroformHCID 6212—
Product3-Cyclopropyl-6-[[4-(cyclopropylsulfonyl)phenyl](2,4-di fluorophenoxy)methyl]pyridin-2(1H)-oneHCID 5845231674.4%

Reaction Steps

Trifluoroacetic acid (50 mg) was added to a solution of 3-cyclopropyl-6-{[4-(cyclopropylsulfonyl)phenyl](2,4-difluorophenoxy)methyl}-2-[(4-methoxybenzyl)oxy]pyridine (90 mg) in chloroform (5 mL), and the mixture was stirred at room temperature for two hours. The reaction solution was concentrated under reduced pressure. The resulting residue was purified by silica gel column chromatography (hexane:ethyl acetate=88:12→0:100) to give the title compound as a yellow powder (53 mg, 74%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08822503B2
Source datasetuspto-grants-2014_09
ORD IDord-f6090705c34d44e294452ccad8fe1e87
Source noteuspto-grants-2014_09