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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 7956Generated: October 29, 2026

1-Methylpiperazine → 6-(3-chloro-4-methoxyphenyl)-2-isobutyl-4-(4-methyl-1-piperazinyl)methyl-2H-pyridazin-3-one

https://huagongshe.com/reaction/7956

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-MethylpiperazineHCID 53167—
Reactant6-(3-chloro-4-methoxyphenyl)-2-isobutyl-4-methanesulfonyloxy-methyl-2H-pyridazin-3-oneHCID 21991622—
Reactant4-(4-tert-butoxycarbonyl-1-piperazinyl)-methyl-6-(3-fluoro-4-methylphenyl)-2-isobutyl-2H-pyridazin-3-oneHCID 67214099—
Product6-(3-chloro-4-methoxyphenyl)-2-isobutyl-4-(4-methyl-1-piperazinyl)methyl-2H-pyridazin-3-oneHCID 2199156476.1%

Reaction Steps

Following the procedure of Example 1 (10), 6-(3-chloro-4-methoxyphenyl)-2-isobutyl-4-methanesulfonyloxy-methyl-2H-pyridazin-3-one and 1-methylpiperazine were reacted to yield the title compound as a yellow oil (yield: 76.1%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07087606B2
Source datasetuspto-grants-2006_08
ORD IDord-26c73ad3ae4b41328c85d2d897962363
Source noteuspto-grants-2006_08