Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 230219Generated: October 25, 2026

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

https://huagongshe.com/reaction/230219

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 numberUS07566719B2
Source datasetuspto-grants-2009_07
ORD IDord-8d3ee40393d043789041c6df9f96f1e7
Source noteuspto-grants-2009_07