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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 937564Generated: October 30, 2026

Potassium Cation → 5-(4-Fluorophenyl)-4-oxo-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester

https://huagongshe.com/reaction/937564

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CationHCID 813—
ReactantTolueneHCID 1140—
ReactantN,N'-DimethylethylenediamineHCID 8070—
Reactant1-Bromo-4-fluorobenzeneHCID 9993—
ReactantCarbonate IonHCID 19660—
ReactantCopper(1+) iodide; Copper(I) iodide; Cuprous iodide; Cuprous iodide (CuI)HCID 24350—
ReactantEthyl 4-oxo-4,5,6,7-tetrahydropyrazolo(1,5-a)pyrazine-2-carboxylateHCID 42873667—
Product5-(4-Fluorophenyl)-4-oxo-4,5,6,7-tetrahydro-pyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl esterHCID 67975986—

Provenance & Evidence

DOI10.1039/C8SC04228D
Source datasetValidation data from https://doi.org/10.1039/C8SC04228D
ORD IDord-2f3eec541dfa4959984d0b3043227c2e
Source noteValidation data from https://doi.org/10.1039/C8SC04228D