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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1296868Generated: October 31, 2026

Acetic Anhydride → HCID 58913640, compound

https://huagongshe.com/reaction/1296868

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 58913651HCID 58913651—
ProductHCID 58913640HCID 58913640—

Reaction Steps

This compounds was synthesised in the same manner as described above. 2-(4-Bromo-phenyl)-1-(5-chloro-2,4-dihydroxy-phenyl)-ethanone (1.5 g, 4.4 mmol), Acetic anhydride (2.0 ml), Potassium carbonate (2.1 g 15.2 mmol). 3-(4-Bromo-phenyl)-6-chloro-7-hydroxy-2-methyl-chromen-4-one was obtained an off white solid (1.2 g, 74.5%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07247734B2
Source datasetuspto-grants-2007_07
ORD IDord-af45297177b242908863cf2422ffb449
Source noteuspto-grants-2007_07