250619

4-Amino-1-naphthalenesulfonic acid

97%

• Synonym(s): 1-Naphthylamine-4-sulfonic acid, Naphthionic acid
• Linear Formula: H₂NC₁₀H₆SO₃H
• CAS Number: 84-86-6
• Molecular Weight: 223.25
• Beilstein: 1971299
• EC Number: 201-567-9
• MDL number: MFCD00004027
• UNSPSC Code: 12352100
• PubChem Substance ID: 24855065
• NACRES: NA.22

Properties

• Quality Level: 200
• Assay: 97%
• form: powder
• mp: ≥300 °C (lit.)
• solubility: water: very slightly soluble(lit.)
• functional group: sulfonic acid
• SMILES string: Nc1ccc(c2ccccc12)S(O)(=O)=O
• InChI: 1S/C10H9NO3S/c11-9-5-6-10(15(12,13)14)8-4-2-1-3-7(8)9/h1-6H,11H2,(H,12,13,14)
• InChI key: NRZRRZAVMCAKEP-UHFFFAOYSA-N

Description

General description

4-Amino-1-naphthalenesulfonic acid is a diazo compound. It is also known as Piria′s acid.

Application

4-Amino-1-naphthalenesulfonic acid has potent therapeutic applications. Its sodium salt has been used as non-toxic hemostatic.

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Statements: H314
• Precautionary Statements: P260 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Skin Corr. 1B
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves