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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1924511Generated: October 26, 2026

Phenylhydrazine → 3-(2-Phenyl-2H-pyrazol-3-yl)-1-(4-trifluoromethoxy-phenyl)-1H-pyridazin-4-one

https://huagongshe.com/reaction/1924511

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhenylhydrazineHCID 7516—
Reactant3-((E)-3-Dimethylamino-acryloyl)-1-(4-trifluoromethoxy-phenyl)-1H-pyridazin-4-oneHCID 59370034—
Product3-(2-Phenyl-2H-pyrazol-3-yl)-1-(4-trifluoromethoxy-phenyl)-1H-pyridazin-4-oneHCID 4621969964%

Reaction Steps

The product was obtained starting from 3-((E)-3-Dimethylamino-acryloyl)-1-(4-trifluoromethoxy-phenyl)-1H-pyridazin-4-one (A-8) and phenylhydrazine according to the method described for Example 1 in 64% yield. MS: M=399.1 (M+H)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08178538B2
Source datasetuspto-grants-2012_05
ORD IDord-2e0f870b64e04bd78d35632b9e1bea1c
Source noteuspto-grants-2012_05