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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1924628Generated: October 31, 2026

(3-Chlorophenyl)hydrazine → 3-[2-(3-Chloro-phenyl)-2H-pyrazol-3-yl]-1-(4-methanesulfonyl-phenyl)-1H-pyridazin-4-one

https://huagongshe.com/reaction/1924628

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(3-Chlorophenyl)hydrazineHCID 75332—
Reactant3-((E)-3-Dimethylamino-acryloyl)-1-(4-methansulfonyl-phenyl)-1H-pyridazin-4-oneHCID 59370141—
Product3-[2-(3-Chloro-phenyl)-2H-pyrazol-3-yl]-1-(4-methanesulfonyl-phenyl)-1H-pyridazin-4-oneHCID 59369975—

Reaction Steps

The product was obtained starting from 3-((E)-3-Dimethylamino-acryloyl)-1-(4-methansulfonyl-phenyl)-1H-pyridazin-4-one (A-16) and 3-chloro-phenylhydrazine according to the method described for example 43. MS: M=427.1 (M+H)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08178538B2
Source datasetuspto-grants-2012_05
ORD IDord-8a0ba8140f29426d8f01cc9fe63414e1
Source noteuspto-grants-2012_05