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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2363183Generated: October 30, 2026

Cesium carbonate → HCID 86654782, compound

https://huagongshe.com/reaction/2363183

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
Reactant4-Fluoro-3-(trifluoromethyl)benzeneboronic acidHCID 17750051—
Reactant2-Chloro-oxazole-4-carboxylic acid [1-(3,5-difluoro-4-methanesulfonylamino-phenyl)-ethyl]-amideHCID 67110887—
CatalystHCID 178418476HCID 178418476—
ProductHCID 86654782HCID 866547828%

Reaction Steps

4-Fluoro-3-trifluoromethylphenylboronic acid (54.1 mg, 0.26 mmol) and 2-chloro-oxazole-4-carboxylic acid [1-(3,5-difluoro-4-methanesulfonylaminophenyl)-ethyl]-amide (50 mg, 0.13 mmol) was reacted using Pd(PPh3)2Cl2 (7 mg, 0.01 mmol), Cs2CO3 (127 mg, 0.39 mmol) as described above to give the title compound (5 mg, 8%) after purification by flash chromatography on silica gel (hexane: EtOAc=1:1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08691855B2
Source datasetuspto-grants-2014_04
ORD IDord-b11fff98628441f5af654c048f286920
Source noteuspto-grants-2014_04