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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1935709Generated: October 30, 2026

1'-benzyl-6-ethylspiro[isobenzofuran-1(3H),4'-piperidine]-3-one hydrochloride → 6-ethylspiro[isobenzofuran-1(3H),4'-piperidine]-3-one hydrochloride

https://huagongshe.com/reaction/1935709

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1'-benzyl-6-ethylspiro[isobenzofuran-1(3H),4'-piperidine]-3-one hydrochlorideHCID 22660725—
CatalystHCID 178418390HCID 178418390—
SolventMethanolHCID 887—
Product6-ethylspiro[isobenzofuran-1(3H),4'-piperidine]-3-one hydrochlorideHCID 2266071574.2%

Reaction Steps

1′-benzyl-6-ethylspiro[isobenzofuran-1(3H),4′-piperidine]-3-one hydrochloride(400 mg) was dissolved in methanol (10 mL) and 10% palladium carbon was added. The mixture was stirred under a hydrogen atmosphere for 1.5 hours. After the palladium carbon was removed by filtration, the filtrate was concentrated to give a residue, which was subjected to crystallization with methanol-ethyl ether to give the subject compound (222 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06388077B1
Source datasetuspto-grants-2002_05
ORD IDord-67aa21a48d9b459aadd9fd690ecf9469
Source noteuspto-grants-2002_05