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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1878288Generated: October 25, 2026

1-(3-Chlorophenyl)piperazine → 1-[(6,7-Dichloro-2-methoxyquinoxalin-3-yl)aminocarbonyl]-4-(3-chlorophenyl)piperazine

https://huagongshe.com/reaction/1878288

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(3-Chlorophenyl)piperazineHCID 1355—
ReactantEthyl N-(6,7-dichloro-2-methoxyquinoxalin-3-yl)carbamateHCID 69243293—
Product1-[(6,7-Dichloro-2-methoxyquinoxalin-3-yl)aminocarbonyl]-4-(3-chlorophenyl)piperazineHCID 6924440961%

Reaction Steps

Ethyl N-(6,7-dichloro-2-methoxyquinoxalin-3-yl)carbamate and 1-(3-chlorophenyl)piperazine were reacted by the same way with the example 176 to obtain the titled compound (yield, 61%). 1H NMR (300 MHz, CDCl3) δ 3.31-3.30 (m, 4H), 3.75-3.76 (m, 4H), 4.15 (s, 3H), 6.80-6.82 (m, 1H), 6.90-6.91 (m, 2H), 7.18-7.23 (m, 1H), 7.32 (br s, 1H), 7.85 (s, 1H), 7.91 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08314100B2
Source datasetuspto-grants-2012_11
ORD IDord-23199d63784c496cbcbbe214c2966991
Source noteuspto-grants-2012_11