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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1768130Generated: November 1, 2026

HCID 11708770, compound → 1-(4-hydroxyphenyl)pyrrolidin-2-one

https://huagongshe.com/reaction/1768130

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 11708770HCID 11708770—
ReactantDichloromethane methanolHCID 21226129—
CatalystAcetic AcidHCID 176—
CatalystPalladiumHCID 23938—
SolventTetrahydrofuranHCID 8028—
Product1-(4-hydroxyphenyl)pyrrolidin-2-oneHCID 78558666.4%

Reaction Steps

6.2 g (23.2 mmol) 1-(4-benzyloxy-phenyl)-pyrrolidin-2-one is dissolved in 200 ml THF. 3 drops of acetic acid are added and the solution is hydrogenated for 5 hours at RT and normal pressure in presence of 0.62 g palladium 10% on charcoal. Filtration and concentration gives a semisolid material. Chromatography (silica gel, dichloromethane/methanol 95:5) yields 2.73 g (66%) of a brownish solid. MS: m/e=175.9 (M−H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07235581B2
Source datasetuspto-grants-2007_06
ORD IDord-62365c17024d4fe0a584495a335ed946
Source noteuspto-grants-2007_06