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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1878212Generated: November 2, 2026

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

https://huagongshe.com/reaction/1878212

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(4-Methoxyphenyl)piperazineHCID 269722—
Reactantethyl N-(6-chloro-3-methoxyquinoxalin-2-yl)carbamateHCID 69241674—
Product1-[(6-Chloro-3-methoxyquinoxalin-2-yl)aminocarbonyl]-4-(4-methoxyphenyl)piperazineHCID 6924239690%

Reaction Steps

Ethyl N-(6-chloro-3-methoxyquinoxalin-2-yl)carbamate and 1-(4-methoxyphenyl)piperazine were reacted by the same way with the example 106 to obtain the titled compound (yield, 90%). 1H NMR (200 MHz, CDCl3): δ 3.17 (s, 4H), 3.78 (s, 7H), 4.15 (m, 3H), 6.85-6.96 (m, 4H), 7.29-7.49 (m, 2H), 7.74-7.77 (m, 2H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08314100B2
Source datasetuspto-grants-2012_11
ORD IDord-53ad5157abc24d65afcb408d1ad3e6a6
Source noteuspto-grants-2012_11