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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 381398Generated: October 31, 2026

4-(Methylthio)phenylhydrazine → 3-(4-Fluorophenyl)-1-(4-methylsulfinylphenyl)-4-(4-pyridyl)-5H-pyrazole

https://huagongshe.com/reaction/381398

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(Methylthio)phenylhydrazineHCID 2760978—
Reactant3-(4-Fluorophenyl)-3-oxo-2-(4-pyridinyl)propanenitrileHCID 18625655—
Reactant5-Amino-3-(4-fluorophenyl)-1-(methylthiophenyl)-4-(4-pyridyl)pyrazoleHCID 67635045—
Product3-(4-Fluorophenyl)-1-(4-methylsulfinylphenyl)-4-(4-pyridyl)-5H-pyrazoleHCID 22037500—

Reaction Steps

5-Amino-3-(4-fluorophenyl)-1-(methylthiophenyl)-4-(4-pyridyl)pyrazole—The title compound is prepared following the procedure of Smith, P. A. S. et al., J. Org. Chem., 1970, 35 (7), 2215 except using 4-(methylthio)phenylhydrazine hydrochloide and 3-(4-fluorophenyl)-3-oxo-2-(pyridin-4-yl)propanenitrile.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06306883B1
Source datasetuspto-grants-2001_10
ORD IDord-4b672a46db2d4455ba35cc03b59e2eef
Source noteuspto-grants-2001_10