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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1156493Generated: October 23, 2026

Hydroxyamine hydrochloride → 5-(2,4-Dichlorophenyl)-2-furancarboxaldehyde Oxime

https://huagongshe.com/en/reaction/1156493

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydroxyamine hydrochlorideHCID 443297—
ReactantSodium AcetateHCID 517045—
Reactant5-(2,4-Dichlorophenyl)-2-furaldehydeHCID 674998—
SolventWaterHCID 962—
Product5-(2,4-Dichlorophenyl)-2-furancarboxaldehyde OximeHCID 73164714—

Reaction Steps

A mixture of 5-(2,4-dichlorophenyl)-2-furancarboxaldehyde (635 g, 2.63 moles), anhydrous sodium acetate (432 g, 5.26 moles), hydroxylamine hydrochloride (366 g, 5.26 moles), SDA #30 (9184 ml) and water (918 ml), was refluxed for 51/3 hours and allowed to stand overnight. The mixture was added to ice/H2O (42 liters), stirred 1 hour and filtered. The grayish-tan solid was washed with water (10 liters), filtered and dried at 65° to 660 g (98%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04336199
Source datasetuspto-grants-1982_06
ORD IDord-f31b852d434643aaa384fb2fff829726
Source noteuspto-grants-1982_06