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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1369278Generated: November 2, 2026

Carbon tetrabromide → HCID 54484537, compound

https://huagongshe.com/reaction/1369278

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCarbon tetrabromideHCID 11205—
ReactantTriphenylphosphineHCID 11776—
ReactantHCID 57089632HCID 57089632—
SolventTetrahydrofuranHCID 8028—
ProductHCID 54484537HCID 5448453738.1%

Reaction Conditions

Temperature25 °C

Reaction Steps

3-(3-Diethoxyphosphoryl-4-hydroxymethyl-phenyl)propionic acid methyl ester (330 mg, 1 mmol), PPh3 (289 mg, 1.1 mmol) and CBr4 (365 mg, 1.1 mmol) were dissolved in 5 mL dry THF. The reaction mixture was stirred at 25° C. for 1 hr. The mixture turned cloudy. Solid was filtered and the filtrate was concentrated. The residue was further purified by flash column chromatography on silica gel (EtOAC/hexane 3/1, Rf=0.40). Pure product was obtained as an oil 150 mg (yield 38%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06576766B1
Source datasetuspto-grants-2003_06
ORD IDord-ba95d2936c72421992a639fc8719444f
Source noteuspto-grants-2003_06