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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 985010Generated: October 29, 2026

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

https://huagongshe.com/reaction/985010

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-MethylpiperazineHCID 53167—
Reactant2-cyclopentylmethyl-6-(3-fluoro-4-methoxyphenyl)-4-methanes ulfonyloxymethyl-2H-pyridazin-3-oneHCID 21991653—
Product2-cyclopentylmethyl-6-(3-fluoro-4-methoxyphenyl)-4-(4-methyl-1-piperazinyl)methyl-2H-pyridazin-3-oneHCID 1027324461.4%

Reaction Steps

Following the procedure of Example 1(10), 2-cyclopentylmethyl-6-(3-fluoro-4-methoxyphenyl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-one and 1-methylpiperazine were reacted to yield the title compound as a yellow oil (yield: 61.4%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06869954B2
Source datasetuspto-grants-2005_03
ORD IDord-798948f25f39454a8430af6f8f7734a6
Source noteuspto-grants-2005_03