2-4-Dinitro-1-naphthol-7-sulfonic acid

• CAT Number: R070548
• CAS Number: 483-84-1
• Molecular Formula: C10H6N2O8S
• Molecular Weight: 314.224
• Purity: ≥95%
• Synonyms: Flavianic acid hydrate
• Storage: RT
• IUPAC Name: 8-hydroxy-5,7-dinitronaphthalene-2-sulfonic acid
• InChI: InChI=1S/C10H6N2O8S/c13-10-7-3-5(21(18,19)20)1-2-6(7)8(11(14)15)4-9(10)12(16)17/h1-4,13H,(H,18,19,20)
• InChIKey: FCQJEPASRCXVCB-UHFFFAOYSA-N
• SMILES: C1=CC2=C(C=C1S(=O)(=O)O)C(=C(C=C2[N+](=O)[O-])[N+](=O)[O-])O

2,4-Dinitro-1-naphthol-7-sulfonic acid is a sulfonated aromatic compound derived from naphthol, with nitro groups at the 2- and 4-positions, and a sulfonic acid group at the 7-position. This compound is commonly used as a dye intermediate and plays a role in the synthesis of various azo dyes and pigments. Its nitro and sulfonic acid groups contribute to its high reactivity, making it valuable for chemical modifications in both industrial and research applications. 2,4-Dinitro-1-naphthol-7-sulfonic acid is also utilized in studies related to organic synthesis, particularly in the development of dyes and colorants for textile and other industries.