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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 8014Generated: October 28, 2026

tert-Butyl piperazine-1-carboxylate → 4-(4-tert-butoxycarbonyl-1-piperazinyl)methyl-2-(4-fluorobenzyl)-6-(3-fluoro-4-methoxyphenyl)-2H-pyridazin-3-one

https://huagongshe.com/reaction/8014

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl piperazine-1-carboxylateHCID 143452—
Reactant2-(4-fluorobenzyl)-6-(3-fluoro-4-methoxyphenyl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-oneHCID 21991676—
Reactant4-(4-tert-butoxycarbonyl-1-piperazinyl)-methyl-6-(3-fluoro-4-methylphenyl)-2-isobutyl-2H-pyridazin-3-oneHCID 67214099—
Product4-(4-tert-butoxycarbonyl-1-piperazinyl)methyl-2-(4-fluorobenzyl)-6-(3-fluoro-4-methoxyphenyl)-2H-pyridazin-3-oneHCID 2199151478.8%

Reaction Steps

Following the procedure of Example 1 (10), 2-(4-fluorobenzyl)-6-(3-fluoro-4-methoxyphenyl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-one and tert-butyl 1-piperazinecarboxylate were reacted to yield the title compound as a yellow oil (yield: 78.8%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07087606B2
Source datasetuspto-grants-2006_08
ORD IDord-a23edce8748b4bc897de7e1e64fc60ca
Source noteuspto-grants-2006_08