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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1489658Generated: October 31, 2026

Phosphorus tribromide → 3,5-Dimethoxybenzyl Bromide

https://huagongshe.com/reaction/1489658

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphorus tribromideHCID 24614—
Reactant3,5-Dimethoxybenzyl alcoholHCID 69718—
Product3,5-Dimethoxybenzyl BromideHCID 1274490—

Reaction Conditions

Temperature80 °C

Reaction Steps

22 g of 3,5-dimethoxybenzyl alcohol were reacted with 50 ml of phosphorus tribromide with ice cooling and the reaction mixture was heated for 30 minutes at 80° C. For workup, the reaction mixture was poured into ice water and extracted with methyl-tert-butyl ether. The organic phases were combined, dried, and concentrated. 23 g of 3,5-dimethoxybenzyl bromide were obtained as an oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05679699
Source datasetuspto-grants-1997_10
ORD IDord-d81c16592f8a43beb18a46810816cb6a
Source noteuspto-grants-1997_10