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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1878137Generated: October 26, 2026

1-(4-Nitrophenyl)piperazine → 1-[(6-Chloro-2-methoxyquinoxalin-3-yl)aminocarbonyl]-4-(4-nitrophenyl)piperazine

https://huagongshe.com/reaction/1878137

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(4-Nitrophenyl)piperazineHCID 80447—
ReactantEthyl N-(6-chloro-2-methoxyquinoxalin-3-yl)carbamateHCID 66918182—
Product1-[(6-Chloro-2-methoxyquinoxalin-3-yl)aminocarbonyl]-4-(4-nitrophenyl)piperazineHCID 6691808782%

Reaction Steps

Ethyl N-(6-chloro-2-methoxyquinoxalin-3-yl)carbamate and 1-(4-nitrophenyl)piperazine were reacted by the same way with the example 22 to obtain the titled compound (yield, 82%). 1H NMR (300 MHz, DMSO-d6): δ 3.62-3.66 (m, 8H), 4.06 (s, 3H), 7.07 (d, J=9.0 Hz, 2H), 7.58 (d, J=8.4 Hz, 1H), 7.76-7.80 (m, 2H), 8.11 (d, J=9.0 Hz, 2H), 9.46 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08314100B2
Source datasetuspto-grants-2012_11
ORD IDord-d42bf7d29c344afe9ad71719b23a9d48
Source noteuspto-grants-2012_11