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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1015914Generated: November 1, 2026

6-Bromo-3,4-dimethoxybenzaldehyde → 2-Bromo-5-hydroxy-4-methoxybenzaldehyde

https://huagongshe.com/reaction/1015914

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-Bromo-3,4-dimethoxybenzaldehydeHCID 79351—
SolventSulfuric AcidHCID 1118—
Product2-Bromo-5-hydroxy-4-methoxybenzaldehydeHCID 616068—

Reaction Steps

Compound B1 is demethylated in concentrated sulfuric acid to give 2-bromo-5-hydroxy-4-methoxybenzaldehyde (B2).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07985879B2
Source datasetuspto-grants-2011_07
ORD IDord-31103049d5834efc8d2339fb547c6f03
Source noteuspto-grants-2011_07