S9256

Sulfanilic acid azochromotrop

≥80% purity, powder

• Sinónimos: 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonic acid trisodium salt, 2-(4-Sulfophenylazo)-1,8-dihydroxy-3,6-naphthalene disulfonic acid trisodium salt, 2-(4-Sulfophenylazo)chromotropic acid trisodium salt, SPADNS
• Fórmula empírica (notación de Hill): C₁₆H₉N₂Na₃O₁₁S₃
• Número de CAS: 23647-14-5
• Peso molecular: 570.41
• EC Number: 245-803-9
• MDL number: MFCD00003952
• UNSPSC Code: 12171500
• PubChem Substance ID: 24899830
• NACRES: NA.47

Propiedades

• product name: Sulfanilic acid azochromotrop, ≥80%
• Quality Level: 200
• assay: ≥80%
• form: powder
• composition: Carbon: 26.0-35.0%; ; Nitrogen: 3.6-5.9%
• technique(s): titration: suitable
• color: dark red
• solubility: water: 10 mg/mL
• λmax: 505-510 nm
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: 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+;;;
• InChI key: AEHGQXKBQBMQEK-GLCFPVLVSA-K

Descripción

General description

Sulfanilic acid azochromotrop is commonly known as SPADNS.

Application

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.

Información de seguridad

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• ppe: dust mask type N95 (US), Eyeshields, Gloves