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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1888807Generated: October 25, 2026

Acetamide → 6-Methyl-5-(2-methyl-1,3-oxazol-4-yl)-N-[4-(methylsulfonyl)benzyl]-2-oxo-1-[3-(trifluoromethyl)phenyl]-1,2-dihydropyridine-3-carboxamide

https://huagongshe.com/reaction/1888807

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetamideHCID 178—
ReactantSulfuric AcidHCID 1118—
ReactantO-XyleneHCID 7237—
Reactant5-(bromoacetyl)-6-methyl-N-[4-(methylsulfonyl)benzyl]-2-oxo-1-[3-(trifluoromethyl)phenyl]-1,2-dihydropyridine-3-carboxamideHCID 86614780—
SolventWaterHCID 962—
SolventAcetonitrileHCID 6342—
Product6-Methyl-5-(2-methyl-1,3-oxazol-4-yl)-N-[4-(methylsulfonyl)benzyl]-2-oxo-1-[3-(trifluoromethyl)phenyl]-1,2-dihydropyridine-3-carboxamideHCID 6672531945%

Reaction Steps

A mixture of 5-(bromoacetyl)-6-methyl-N-[4-(methylsulfonyl)benzyl]-2-oxo-1-[3-(trifluoromethyl)phenyl]-1,2-dihydropyridine-3-carboxamide (90 mg, 0.15 mmol) and acetamide (44 mg, 0.75 mmol), xylene (300 μl) and cone. H2SO4 (10 μl) was heated with stirring for 3 h. The reaction was diluted with water and CH3CN and purified on preparative HPLC affording the title compound (37 mg, 45%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08501784B2
Source datasetuspto-grants-2013_08
ORD IDord-ef86b537969447e1b550c89bb058db9e
Source noteuspto-grants-2013_08