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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2220892Generated: October 30, 2026

4-Bromo-2-nitroaniline → HCID 21083662, compound

https://huagongshe.com/reaction/2220892

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Bromo-2-nitroanilineHCID 70132—
Reactant2-Thiopheneglyoxylic acidHCID 77694—
ProductHCID 21083662HCID 21083662—

Reaction Steps

The quinoxalin-2-one of the present example is prepared with 4-bromo-2-nitroaniline and (thiophen-2-yl) oxo-acetic acid via the method described in Example 12 to afford 6-bromo-3-thiophen-2-yl-1H-quinoxalin-2-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07368452B2
Source datasetuspto-grants-2008_05
ORD IDord-a4033dd433ce4e3a98f08abff6d20dbc
Source noteuspto-grants-2008_05