70800

5-Amino-1-naphthalenesulfonic acid

technical, ≥60.0% (T)

• Synonym(s): 1-Naphthylamine-5-sulfonic acid, Laurent’s acid
• Empirical Formula (Hill Notation): C₁₀H₉NO₃S
• CAS Number: 84-89-9
• Molecular Weight: 223.25
• UNSPSC Code: 12352100
• NACRES: NA.22
• PubChem Substance ID: 57652262
• EC Number: 201-571-0
• Beilstein/REAXYS Number: 2214149
• MDL number: MFCD00014315
• Form: powder

Properties

• grade: technical
• form: powder
• concentration: ≥60.0% (T)
• SMILES string: Nc1cccc2c(cccc12)S(O)(=O)=O
• InChI: 1S/C10H9NO3S/c11-9-5-1-4-8-7(9)3-2-6-10(8)15(12,13)14/h1-6H,11H2,(H,12,13,14)
• InChI key: DQNAQOYOSRJXFZ-UHFFFAOYSA-N

Description

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H312 + H332,H314
• pcodes: P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Dermal - Skin Corr. 1B
• Storage Class: 8B - Non-combustible corrosive hazardous materials
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges