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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 13689Generated: October 27, 2026

Pyrazole → 5-Pyrazol-1-yl-indan-1-one

https://huagongshe.com/reaction/13689

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrazoleHCID 1048—
ReactantPotassium CarbonateHCID 11430—
Reactant5-Fluoro-1-indanoneHCID 136537—
SolventDimethyl SulfoxideHCID 679—
SolventDiethyl EtherHCID 3283—
Product5-Pyrazol-1-yl-indan-1-oneHCID 5527272273%

Reaction Steps

Combine 5-fluoro-indan-1-one (1.02 g, 6.79 mmol), pyrazole (0.46 g, 6.79 mmol), and potassium carbonate (1.03 g, 7.47 mmol, 1.10 equivalents) in dimethyl sulfoxide (5 ml) in a sealed tube and heat to 100° C. for 48 hours. Cool to room temperature, dilute with ether, wash with water (2×), dry over anhydrous sodium sulfate, and concentrate to obtain the title compound as a brown solid (0.98 g, 73%). LC-MS m/z 199.1 (M++1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07728150B2
Source datasetuspto-grants-2010_06
ORD IDord-f4d7115efd174a5987f52d7c0fd3251e
Source noteuspto-grants-2010_06