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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 972343Generated: October 30, 2026

Hydrochloric Acid → N-[2-(3,4-dimethoxyphenyl)ethyl]-2-hydroxy-2-(4-chlorophenyl)ethylamine hydrochloride

https://huagongshe.com/reaction/972343

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthyl AcetateHCID 8857—
ReactantN-benzyl-N-[2-(3,4-dimethoxyphenyl)ethyl]-2-hydroxy-2-(4-chlorophenyl)ethylamineHCID 21450201—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
ProductN-[2-(3,4-dimethoxyphenyl)ethyl]-2-hydroxy-2-(4-chlorophenyl)ethylamine hydrochlorideHCID 21406668—

Reaction Steps

Similarly, 5.42 g. (0.02 mol) of N-benzyl-3,4-dimethoxyphenethylamine and 4.64 g. (0.03 mol) of p-chlorostyrene oxide are reacted in methanol to give N-benzyl-N-[2-(3,4-dimethoxyphenyl)ethyl]-2-hydroxy-2-(4-chlorophenyl) ethylamine. The hydrochloride of this ethylamine is dissolved in methanol and hydrogenated with 0.5 g. of 10% palladium-on-carbon in 10 ml. of ethyl acetate at room temperature and 60 psi. for about 90 minutes. The filtered reaction mixture is evaporated in vacuo to yield N-[2-(3,4-dimethoxyphenyl)ethyl]-2-hydroxy-2-(4-chlorophenyl)ethylamine hydrochloride, m.p. 167°-171° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04052506
Source datasetuspto-grants-1977_10
ORD IDord-3a81426ea41342ba8cc284526afb14bc
Source noteuspto-grants-1977_10