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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 882861Generated: October 26, 2026

2-Thiopheneglyoxylic acid → 2(1H)-Quinoxalinone

https://huagongshe.com/reaction/882861

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Thiopheneglyoxylic acidHCID 77694—
Reactant1,2-Diamino-4,5-dimethoxybenzeneHCID 152939—
Product2(1H)-QuinoxalinoneHCID 14526—

Reaction Steps

The quinoxalin-2-one of the present example is prepared with 4,5-Dimethoxy-benzene-1,2-diamine and (thiophen-2-yl)oxo-acetic acid via the method described in Example 12 to afford 6,7-Methoxy-3-thiophen-2-yl-1H-quinoxalin-2-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08236807B2
Source datasetuspto-grants-2012_08
ORD IDord-12b34cfb1d904c14a9aed73324f8ad1f
Source noteuspto-grants-2012_08