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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 407285Generated: October 26, 2026

Acetic Acid → 4-Amino-2-fluorobenzoic acid

https://huagongshe.com/reaction/407285

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AcidHCID 176—
Reactant2-Fluoro-4-nitrobenzoic acidHCID 302679—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product4-Amino-2-fluorobenzoic acidHCID 302680102.7%

Reaction Steps

To a solution of 2-fluoro-4-nitrobenzoic acid (1.0 g, 5.4 mmol) in 20 mL of a mixture of acetic acid and methanol (1:1), was added a catalytic amount of palladium on charcoal (25 mg). The reaction was stirred under an atmosphere of hydrogen gas at room temperature overnight. The mixture was then filtered through celite and the solvent was removed by evaporation to yield 0.86 g (100%) of the title compound as a cream coloured solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08754233B2
Source datasetuspto-grants-2014_06
ORD IDord-f70d0418ffcb4c2ca79700e34c3bd20b
Source noteuspto-grants-2014_06