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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1359955Generated: November 1, 2026

Hydrochloric Acid → HCID 59833399, compound

https://huagongshe.com/reaction/1359955

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantAmmonium ChlorideHCID 25517—
ReactantHCID 66962265HCID 66962265—
SolventMethanolHCID 887—
SolventEthyl AcetateHCID 8857—
ProductHCID 59833399HCID 5983339983.8%

Reaction Steps

4-Bromo-2-nitrophenethyl acetate (270 mg, 0.96 mmol) was dissolved in 4 ml of methanol. A 5 N aqueous NaOH solution (0.97 ml, 4.82 mmol) was added to the solution at room temperature with stirring, and the mixture was stirred at room temperature for 2 hr. A 10% aqueous ammonium chloride solution (5 ml) was added to the reaction solution, and the mixture was neutralized with a 1 N aqueous HCl solution. The resultant precipitate was dissolved in 20 ml of ethyl acetate, and the solution was dried over anhydrous sodium sulfate. After filtration, the filtrate was concentrated under the reduced pressure, and the residue was purified by column chromatography on silica gel (ethyl acetate:hexane=1:1) to give 198 mg (yield 83%) of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07879808B2
Source datasetuspto-grants-2011_02
ORD IDord-145fadc8dbd24e74a4e9eb5ed1ed171c
Source noteuspto-grants-2011_02