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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1878684Generated: November 1, 2026

1,2-Dibromoethane → 1-(2-Bromoethoxy)-2,4-dichlorobenzene

https://huagongshe.com/reaction/1878684

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,2-DibromoethaneHCID 7839—
Reactant2,4-DichlorophenolHCID 8449—
ReactantSodium HydroxideHCID 14798—
SolventWaterHCID 962—
Product1-(2-Bromoethoxy)-2,4-dichlorobenzeneHCID 13888162%

Reaction Steps

A mixture of 2,4-dichlorophenol (105 g, 0.64 mol), 1,2-dibromoethane (157 g, 0.84 mol) and water (500 mL) was heated at reflux, during which time a solution of sodium hydroxide (28.0 g, 0.70 mol) in water (125 mL) was added to the mixture over a period of one hour. The solution was allowed to reflux for 10 hours, cooled and the separated organic layer was distilled to give 1-bromo-2-(2,4-dichlorophenoxy)ethane (106 g, yield 62%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08314125B2
Source datasetuspto-grants-2012_11
ORD IDord-28437f2429c94e3da10ebdad86694edf
Source noteuspto-grants-2012_11