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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 863305Generated: October 30, 2026

3-Aminoquinoline → 1,2,3,4-Tetrahydroquinolin-3-amine

https://huagongshe.com/reaction/863305

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-AminoquinolineHCID 11375—
CatalystNickelHCID 935—
SolventEthanolHCID 702—
Product1,2,3,4-Tetrahydroquinolin-3-amineHCID 4055118—

Reaction Steps

The solution of 35 g of 3-aminoquinoline in 330 ml of ethanol is hydrogenated in the presence of a total of 27 g of Raney nickel at 55° C. under a pressure of 90 bar for 44 h. After customary working up, the crude product is purified over 900 g of silica gel (mobile phase S): Rf (S)=0.40; MS: M+ =148.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05719141
Source datasetuspto-grants-1998_02
ORD IDord-65d9b0708ad842888cece32cbef70280
Source noteuspto-grants-1998_02