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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 723707Generated: October 29, 2026

Hydrochloric Acid → 4-Chloro-2-methyl-3-(trifluoromethyl)aniline

https://huagongshe.com/reaction/723707

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantN-[4-chloro-2-methyl-3-(trifluoromethyl)phenyl]-2,2-dimethylpropanamideHCID 21874848—
SolventEthanolHCID 702—
Product4-Chloro-2-methyl-3-(trifluoromethyl)anilineHCID 1799578976%

Reaction Steps

N-(4-Chloro-2-methyl-3-trifluoromethylphenyl)-2,2-dimethyl-propionamide 1.0 g, 3.4 mmol) was added to a 1:1 mixture (15 mL) of concentrated HCl and ethanol and heated at reflux for overnight. The reaction was cooled and concentrated in vacuo to give a tan solid which was then partitioned between EtOAc and saturated NaHCO3. The organic layer was separated, washed with water, brine, dried (Na2SO4), filtered and concentrated to give compound 760C (0.54g, 76%) as a brown oily solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07141578B2
Source datasetuspto-grants-2006_11
ORD IDord-e79b05be6b1746ca8edb2186708f812d
Source noteuspto-grants-2006_11