8.41535

4-Aminonaphthalene-1-sulfonic acid

for synthesis

• Synonym(s): 4-Aminonaphthalene-1-sulfonic acid, 1-Naphthylamine-4-sulfonic acid, Naphthionic acid
• Empirical Formula (Hill Notation): C₁₀H₉NO₃S
• CAS Number: 84-86-6
• Molecular Weight: 223.25
• MDL number: MFCD00004027
• UNSPSC Code: 12352106
• EC Index Number: 201-567-9
• NACRES: NA.22

Properties

• Quality Level: 200
• Assay: ≥97.0% (acidimetric)
• form: powder
• mp: 240-241 °C
• density: 1.67 g/cm³ at 20 °C
• storage temp.: 2-30°C
• 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

Analysis Note

Assay (acidimetric): ≥ 97.0 %
Identity (IR): passes test

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Statements: H314
• Precautionary Statements: P260 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - 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