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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 624174Generated: October 31, 2026

tert-Butyl piperazine-1-carboxylate → HCID 178452257, compound

https://huagongshe.com/reaction/624174

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-Butyl piperazine-1-carboxylateHCID 143452—
ReactantHCID 178526482HCID 178526482—
SolventEthanolHCID 702—
ProductHCID 178452257HCID 178452257—

Reaction Conditions

Temperature135 °C

Reaction Steps

In a 20 mL sealed tube under nitrogen, a mixture of tert-butyl piperazine-1-carboxylate (0.943 g, 5.06 mmol), 2-chloro-5-nitro-1H-benzo[d]imidazole (0.5 g, 2.53 mmol) and ethanol (9.5 mL) was heated at 135° C. for 2 hours. The reaction was concentrated and the residue was purified by reverse-phase chromatography to provide the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09302989B2
Source datasetuspto-grants-2016_04
ORD IDord-a73d37dcd8064ea9bb231b3b5ec35c84
Source noteuspto-grants-2016_04