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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2275548Generated: October 31, 2026

Cesium carbonate → 1'-(1-[4-(2-Phenylethoxy)phenyl]cyclopropylcarbonyl)-3H-spiro[furo[3,4-c]pyridine-1,3'-pyrrolidin]-3-one

https://huagongshe.com/reaction/2275548

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCesium carbonateHCID 10796—
ReactantBenzene, (2-iodoethyl)-HCID 28503—
Reactant1'-{[1-(4-hydroxyphenyl)cyclopropyl]carbonyl}-3H-spiro[furo[3,4-c]pyridine-1,3'-pyrrolidin]-3-oneHCID 66661504—
CatalystTetrabutylammonium IodideHCID 67553—
SolventDimethyl SulfoxideHCID 679—
Product1'-(1-[4-(2-Phenylethoxy)phenyl]cyclopropylcarbonyl)-3H-spiro[furo[3,4-c]pyridine-1,3'-pyrrolidin]-3-oneHCID 66661957—

Reaction Steps

A mixture of 1′-{[1-(4-hydroxyphenyl)cyclopropyl]carbonyl}-3H-spiro[furo[3,4-c]pyridine-1,3′-pyrrolidin]-3-one (15 mg, purity: 80%, 0.034 mmol), (2-iodoethyl)-benzene (12 mg, 0.051 mmol), and tetra-n-butylammonium iodide (1 mg, 0.003 mmol), and Cesium Carbonate (28 mg, 0.086 mmol) in Dimethyl sulfoxide (0.3 ml) was stirred at r.t. overnight. Then the desired product was obtained from the mixture by prep-HPLC (0.24 mg). LCMS: m/z 455.1 (M+H)+; 477.0 (M+Na)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09126927B2
Source datasetuspto-grants-2015_09
ORD IDord-334f7be278874dfeb7b001f01a5ba53e
Source noteuspto-grants-2015_09