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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1244281Generated: October 30, 2026

Acetic Anhydride → N-{1-[(4-{[4-(4-chlorophenyl)pyrimidin-2-yl]amino}phenyl)carbonyl]-4-piperidyl}acetamide

https://huagongshe.com/reaction/1244281

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantTriethylamineHCID 8471—
Reactant4-Aminopiperidyl 4-{[4-(4-chlorophenyl)pyrimidin-2-yl]amino}phenyl ketone hydrochlorideHCID 21906019—
SolventTetrahydrofuranHCID 8028—
ProductN-{1-[(4-{[4-(4-chlorophenyl)pyrimidin-2-yl]amino}phenyl)carbonyl]-4-piperidyl}acetamideHCID 2190601246%

Reaction Steps

Stirred 4-aminopiperidyl 4-{[4-(4-chlorophenyl)pyrimidin-2-yl]amino}phenyl ketone hydrochloride (300 mg, 0.582 mmol) in 10 mL THF with triethylamine (0.293 mg, 2.91 mmol). Acetic anhydride (89 mg, 0.873 mmol) was added and the reaction was stirred for 40 minutes. The solution was concentrated down and purified by preperative HPLC to give N-{1-[(4-{[4-(4-chlorophenyl)pyrimidin-2-yl]amino}phenyl)carbonyl]-4-piperidyl}acetamide (0.120 g, 46% yield): HPLC Retention time; 6.92 min. (Method B) M+1; 450.4

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07122544B2
Source datasetuspto-grants-2006_10
ORD IDord-3c0b455bdf434575a71e2dbdbebfdd25
Source noteuspto-grants-2006_10