S9256

Sulfanilsäure-Azochromotrop

≥80% purity, powder

• Synonym(e): 1,8-Dihydroxy-2-(4-sulfophenylazo)-naphthalin-3,6-disulfonsäure Trinatriumsalz, 2-(4-Sulfophenylazo)-1,8-dihydroxy-3,6-naphthalindisulfonsäure Trinatriumsalz, 2-(4-Sulfophenylazo)-chromotropsäure Trinatriumsalz, SPADNS
• Empirische Formel (Hill-System): C₁₆H₉N₂Na₃O₁₁S₃
• CAS-Nummer: 23647-14-5
• Molekulargewicht: 570.41
• EG-Nummer: 245-803-9
• MDL-Nummer: MFCD00003952
• UNSPSC-Code: 12171500
• PubChem Substanz-ID: 24899830
• NACRES: NA.47

Eigenschaften

• product name: Sulfanilsäure-Azochromotrop, ≥80%
• Assay: ≥80%
• Form: powder
• Zusammensetzung: Carbon: 26.0-35.0%; ; Nitrogen: 3.6-5.9%
• Farbe: dark red
• Löslichkeit: water: 10 mg/mL
• λmax: 505-510 nm
• Anwendung(en): diagnostic assay manufacturing; hematology; histology
• Lagertemp.: room temp
• SMILES String: [Na+].[Na+].[Na+].Oc1cc(cc2cc(c(\N=N\c3ccc(cc3)S([O-])(=O)=O)c(O)c12)S([O-])(=O)=O)S([O-])(=O)=O
• InChI: 1S/C16H12N2O11S3.3Na/c19-12-7-11(31(24,25)26)5-8-6-13(32(27,28)29)15(16(20)14(8)12)18-17-9-1-3-10(4-2-9)30(21,22)23;;;/h1-7,19-20H,(H,21,22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3/b18-17+;;;
• InChIKey: AEHGQXKBQBMQEK-GLCFPVLVSA-K

Beschreibung

Allgemeine Beschreibung

Sulfanilic acid azochromotrop is commonly known as SPADNS.

Anwendung

Sulfanilic acid azochromotrop, commonly known as SPADNS, is used mostly as an indicator for complexometric determinations of transition metals like zirconium. It is used as a reagent for drinking and wastewater analysis.

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves