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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1431126Generated: November 3, 2026

HCID 66742608, compound → 5-(4-Methylpiperazin-1-yl)pyrazin-2-amine

https://huagongshe.com/reaction/1431126

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 66742608HCID 66742608—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product5-(4-Methylpiperazin-1-yl)pyrazin-2-amineHCID 5929997698.6%

Reaction Steps

2-(4-methylpiperazin-1-yl)-5-nitropyrazine (328 mg, 1.47 mmol) was dissolved in MeOH (15 ml) at room temperature. Pd/C (10%) (50 mg) was added while the reaction mixture was stirred. The reaction mixture was placed under a H2 balloon and stirred at rt for 1.5 hrs. The reaction mixture was filtered through celite and washed with MeOH (30 mL). The filtrate was stripped and dried under vacuum after azeotroping with toluene twice to give a light brown gummy material (280 mg, yield 89%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08940741B2
Source datasetuspto-grants-2015_01
ORD IDord-fd0efb1481cb44a28c32f41cfa974e0c
Source noteuspto-grants-2015_01