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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1251241Generated: November 2, 2026

Hydrochloric Acid → HCID 22502488, compound

https://huagongshe.com/reaction/1251241

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 22503385HCID 22503385—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
ProductHCID 22502488HCID 2250248872.2%

Reaction Steps

Sequentially, the resulting 1-(4-ethylpiperazin-1-yl)-3-{4-[N-(2-benzyloxyethyl)-N-methylcarbamoyl]phenyl}isoquinoline (0.69 g) was converted into a hydrochloride in a conventional manner and then dissolved in methanol (50 ml). To the resulting solution was added 10% palladium/carbon catalyst (0.20 g), and the catalytic reduction was conducted at atmospheric pressure overnight. The catalyst was filtered off, while the solvent was evaporated, and the resulting residue was purified by silica gel column chromatography (chloroform/methanol system), to give 0.41 g of the free compound of the title compound as a pale yellow amorphous.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06340759B1
Source datasetuspto-grants-2002_01
ORD IDord-344884b93ef64a26a08e3abd7eaa4d33
Source noteuspto-grants-2002_01