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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 434047Generated: October 30, 2026

Ethanol → 4-Bromo-2-fluorobenzaldehyde oxime

https://huagongshe.com/reaction/434047

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantSodium HydroxideHCID 14798—
Reactant4-Bromo-2-fluorobenzaldehydeHCID 143517—
ReactantHydroxyamine hydrochlorideHCID 443297—
SolventWaterHCID 962—
Product4-Bromo-2-fluorobenzaldehyde oximeHCID 277332577%

Reaction Steps

In a fashion similar to that for preparation 13, 4-bromo-2-fluorobenzaldehyde (5.00 g, 24.6 mmol), hydroxylamine hydrochloride (2.05 g, 29.6 mmol), NaOH (4.92 g, 61.5 mmol; in a 50% by weight solution), ethanol (15 ml), water (15 ml), and ice (30 g) gave the title compound (4.12 g, 77%) which was used without purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06670373B1
Source datasetuspto-grants-2003_12
ORD IDord-bc12d29d87334f82851c59e826c45360
Source noteuspto-grants-2003_12