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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1087615Generated: October 25, 2026

Diethyl Ether → alpha-Bromo-2-chlorobenzeneacetic acid

https://huagongshe.com/reaction/1087615

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiethyl EtherHCID 3283—
ReactantBromoformHCID 5558—
Reactant2-ChlorobenzaldehydeHCID 6996—
ReactantPotassium HydroxideHCID 14797—
CatalystTetrabutylphosphonium bromideHCID 76564—
SolventWaterHCID 962—
Productalpha-Bromo-2-chlorobenzeneacetic acidHCID 2774031—

Reaction Conditions

Temperature0 °C

Reaction Steps

A solution of 141 g of (2-chloro)benzaldehye and 270 g of tribromomethane in 500 ml of ethyl ether is added to a solution of 270 g of potassium hydroxide and 34 g of tetrabutylphosphonium bromide in 800 ml of water. The mixture is stirred for 24 hours at 0° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05036156
Source datasetuspto-grants-1991_07
ORD IDord-0e981cbe0fba4a229bcde6faef4026e2
Source noteuspto-grants-1991_07