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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1348738Generated: October 31, 2026

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

https://huagongshe.com/reaction/1348738

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl piperazine-1-carboxylateHCID 143452—
ReactantHCID 21991515HCID 21991515—
Product2-benzyl-4-(4-tert-butoxycarbonyl-1-piperazinyl)methyl-6-(4-fluoro-3-methylphenyl)-2H-pyridazin-3-oneHCID 2199170291.8%

Reaction Steps

Following the procedure of Example 1(10), 2-benzyl-6-(4-fluoro-3-methylphenyl)-4-methanesulfonyloxymethyl-2H-pyridazin-3-one and tert-butyl 1-piperazinecarboxylate were reacted to yield the title compound as a yellow oil (yield: 91.8%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07211577B2
Source datasetuspto-grants-2007_05
ORD IDord-306de5021df948f5b2070de0fccc53cb
Source noteuspto-grants-2007_05