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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 347709Generated: October 30, 2026

2-Thiopheneglyoxylic acid → HCID 21083647, compound

https://huagongshe.com/reaction/347709

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 numberUS07176208B2
Source datasetuspto-grants-2007_02
ORD IDord-8dc7db07fa874b3a817c211ee15db47e
Source noteuspto-grants-2007_02