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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 743065Generated: October 30, 2026

Water → HCID 19423543, compound

https://huagongshe.com/reaction/743065

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantPotassium CarbonateHCID 11430—
ReactantHCID 19423564HCID 19423564—
SolventMethanolHCID 887—
ProductHCID 19423543HCID 1942354369.6%

Reaction Steps

To a solution of 300 mg (0.56 mmol) of 3-[1-(3-benzyloxycarbonylbenzyl)piperidin-4-yl]-4-phenyl-3,4-dihydro-2(1H)-quinazolinone in 20 mL of methanol was added 8 mg (0.06 mmol) of potassium carbonate and the mixture was stirred for 12 hours at ambient temperature. The reaction mixture was poured into water, and the mixture was extracted with ethyl acetate. The organic layer separated was washed with brine, dried on sodium sulfate and concentrated in vacuo. The residue was purified by means of column chromatography (silica gel, 1:9 methanol:chloroform) to give 179 mg (0.39 mmol) of the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05556860
Source datasetuspto-grants-1996_09
ORD IDord-a3960b6dbc684c3bb7cc9af0f6d1397a
Source noteuspto-grants-1996_09