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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1272920Generated: November 2, 2026

Hydrazine → 2-(4-acetylpiperazinyl)-N-aminoacetamide

https://huagongshe.com/reaction/1272920

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazineHCID 9321—
ReactantPotassium CarbonateHCID 11430—
ReactantMethyl bromoacetateHCID 60984—
Reactant1-AcetylpiperazineHCID 83795—
SolventEthanolHCID 702—
Product2-(4-acetylpiperazinyl)-N-aminoacetamideHCID 2247975480%

Reaction Conditions

Temperature85 °C

Reaction Steps

The procedure described for Example 283 A was followed using methyl bromoacetate (1.5 g, 0.01 mol), 1-acetyl piperazine (1.4 g, 0.011 mol), and potassium carbonate (1.52 g, 0.011 mol). After one day, an additional 0.3 equivalent of methyl bromoacetate was added to the reaction. The crude material was taken up in approximately 2 mL of ethanol and hydrazine was added to the solution (0.25 mL, 0.008 mol). This was heated in a sealed tube at 85° C. for 4 hours. The solvent was removed to yield the title compound (1.6 g, 80% yield). 1H NMR (DMSO-d6) δ 9.0 (s, 1H), 4.2 (br s, 2H), 3.5 (m, 4H), 2.9 (s, 2H), 2.4 (m, 4H), 2.0 (s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07208513B2
Source datasetuspto-grants-2007_04
ORD IDord-3bb331097de14d40a4c1eb760100251e
Source noteuspto-grants-2007_04