Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 634394Generated: October 31, 2026

Phosphorus tribromide → HCID 118131091, compound

https://huagongshe.com/reaction/634394

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphorus tribromideHCID 24614—
ReactantHCID 118131132HCID 118131132—
SolventDichloromethaneHCID 6344—
ProductHCID 118131091HCID 1181310912.9%

Reaction Steps

1 M PBr3 in DCM (0.105 mL, 1.105 mmol) was added to 4-benzyl-3-(1-hydroxyethyl)-1H-isochromen-1-one (Intermediate B14, 625 mg, 2.230 mmol) in DCM (2 ml) at RT. Reaction mixture was straightforward purified on Biotage SNAP 25 g silica cartridge with a gradient of hexane and EtOAc to give the title compound (22 mg, 2.9%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09321776B2
Source datasetuspto-grants-2016_04
ORD IDord-8fb3bdad16ca4bbd84cb603f2c71017d
Source noteuspto-grants-2016_04