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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 469356Generated: October 30, 2026

Aluminum(III) Chloride → 6-(2,6-dichloro-pyrimidine-4-carbonyl)-4-methyl-3H-benzoxazol-2-one

https://huagongshe.com/reaction/469356

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAluminum(III) ChlorideHCID 6451240—
Reactant2,6-dichloropyrimidine-4-carbonyl ChlorideHCID 11031133—
Reactant4-Methyl-3H-benzooxazol-2-oneHCID 12709336—
Product6-(2,6-dichloro-pyrimidine-4-carbonyl)-4-methyl-3H-benzoxazol-2-oneHCID 58181148—

Reaction Steps

2.75 g (13.0 mmol) 2,6-dichloro-pyrimidine-4-carboxylic acid chloride, 1.94 g (13.0 mmol) 4-methyl-3H-benzoxazol-2-one and 6.93 g (52.0 mmol) aluminium trichloride were heated to 125° C. for 1.5 h with stirring. The mixture combined with ice water and the product precipitated as a solid was suction filtered, washed with water and dried i. vac.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08629137B2
Source datasetuspto-grants-2014_01
ORD IDord-5267ba92f4aa48aa831d8429ee973551
Source noteuspto-grants-2014_01