5-Aminoquinoxalin-2(1H)-one

• CAT Number: L033933
• CAS Number: 1002129-56-7
• Molecular Formula: C8H7N3O
• Molecular Weight: 161.16
• Purity: ≥95%
• IUPAC Name: 5-amino-1H-quinoxalin-2-one
• InChI: InChI=1S/C8H7N3O/c9-5-2-1-3-6-8(5)10-4-7(12)11-6/h1-4H,9H2,(H,11,12)
• InChIKey: UNKJKGPIDUUPDM-UHFFFAOYSA-N
• SMILES: C1=CC(=C2C(=C1)NC(=O)C=N2)N

5-Aminoquinoxalin-2(1H)-one（Cat No.:L033933）is a nitrogen-containing heterocyclic compound featuring a quinoxalinone core with an amino group at the 5-position. With the molecular formula C₈H₇N₃O, it combines aromatic and lactam functionalities, offering multiple sites for chemical modification. This compound is widely used in medicinal chemistry as a key intermediate for synthesizing bioactive molecules, including antimicrobial, anticancer, and anti-inflammatory agents. Its fused ring system provides structural rigidity and planarity, making it suitable for interactions with biological targets. 5-Aminoquinoxalin-2(1H)-one also plays a role in heterocyclic and pharmaceutical research.