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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1480693Generated: October 31, 2026

Tetra-n-butylammonium tribromide → HCID 86657728, compound

https://huagongshe.com/reaction/1480693

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetra-n-butylammonium tribromideHCID 23500184—
ReactantHCID 67387269HCID 67387269—
SolventAcetonitrileHCID 6342—
ProductHCID 86657728HCID 8665772895.5%

Reaction Steps

To a solution of 1-(2,6-dimethyl-4-(4-(trifluoromethyl)phenoxy)phenyl)ethanone (1.80 g, 5.84 mmol) in acetonitrile (11.7 mL) was added tetrabutylammoniumtribromide (TBABr3, 2.82 g, 5.84 mmol). The reaction was stirred at room temperature overnight. The solution was concentrated under reduced pressure, added with water, and extracted with ethyl acetate. The organic layer was washed with brine, dried over anhydrous MgSO4(s), and concentrated under reduced pressure to give 2-bromo-1-(2,6-dimethyl-4-(4-(trifluoromethyl)phenoxy)phenyl)ethanone (2.16 g), which was used directly for the next step without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09409902B2
Source datasetuspto-grants-2016_08
ORD IDord-8e8bce7048c0489f90ec158fffef6b01
Source noteuspto-grants-2016_08