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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2085811Generated: November 2, 2026

Phosphorus tribromide → HCID 22730382, compound

https://huagongshe.com/reaction/2085811

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphorus tribromideHCID 24614—
ReactantLithium BromideHCID 82050—
ReactantHCID 22730788HCID 22730788—
SolventDimethylformamideHCID 6228—
ProductHCID 22730382HCID 22730382—

Reaction Steps

A solution of Example 417A (1.50 g, 5.51 mmol) in DMF (18.0 mL) at 0° C. was treated with LiBr (526 mg, 6.06 mmol) and PBr3 (1.64 g, 6.06 mmol), warmed to room temperature, and stirred for 30 minutes. The solution was purified by flash column chromatography on silica gel with 3:7 ethyl acetate/hexanes to provide the desired product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06720338B2
Source datasetuspto-grants-2004_04
ORD IDord-97cb6373c46e4c74b3eedd1963548f9c
Source noteuspto-grants-2004_04