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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 882865Generated: October 30, 2026

2-Thiopheneglyoxylic acid → HCID 21083647, compound

https://huagongshe.com/reaction/882865

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Thiopheneglyoxylic acidHCID 77694—
ReactantBenzenesulfonic acid, 3,4-diamino-HCID 81986—
ProductHCID 21083647HCID 21083647—

Reaction Steps

The quinoxalin-2-one of the present example is prepared with 3,4-Diamino-benzenesulfonic acid and (thiophen-2-yl)oxo-acetic acid via the method described in Example 12 to afford 2-Oxo-3-thiophen-2-yl-1,2-dihydro-quinoxaline-6-sulfonic acid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08236807B2
Source datasetuspto-grants-2012_08
ORD IDord-2f61dd1b4c2e4cccbf3563722263e324
Source noteuspto-grants-2012_08