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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2075438Generated: October 31, 2026

4-Hydroxybenzaldehyde → 3-Bromo-4-hydroxybenzaldehyde

https://huagongshe.com/reaction/2075438

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-HydroxybenzaldehydeHCID 126—
ReactantWaterHCID 962—
ReactantBromineHCID 24408—
SolventChloroformHCID 6212—
Product3-Bromo-4-hydroxybenzaldehydeHCID 76308—

Reaction Steps

A solution of 4-hydroxybenzaldehyde (10.0 g, 81.9 mmol) in chloroform (100 mL) was added with bromine (4.30 mL, 83.5 mmol), followed by stirring at room temperature for 2 hours. The reaction mixture was added with water (100 mL), and the solvent of the organic layer was evaporated under reduced pressure to obtain 3-bromo-4-hydroxybenzaldehyde as a pale yellow solid (quantitative yield).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07919517B2
Source datasetuspto-grants-2011_04
ORD IDord-50443dab9cce485293388b2d8151664b
Source noteuspto-grants-2011_04