96440

Zincon monosodium salt

for spectrophotometric det. of Cu, Zn

• Synonym(s): 2-Carboxy-2′-hydroxy-5′-sulfoformazyl-benzene monosodium salt, 2-[5-(2-Hydroxy-5-sulfophenyl)-3-phenyl-1-formazyl]benzoic acid monosodium salt
• Empirical Formula (Hill Notation): C₂₀H₁₅N₄NaO₆S
• CAS Number: 62625-22-3
• Molecular Weight: 462.41
• Beilstein/REAXYS Number: 728403
• EC Number: 263-651-1
• MDL number: MFCD00064385
• UNSPSC Code: 12000000
• PubChem Substance ID: 329770506
• NACRES: NA.21

Properties

• form: solid
• Quality Level: 100
• quality: for spectrophotometric det. of Cu, Zn
• technique(s): UV/Vis spectroscopy: suitable; titration: suitable
• mp: 250-260 °C (dec.)
• SMILES string: [Na+].OC(=O)c1ccccc1N/N=C(\N=N\c2cc(ccc2O)S([O-])(=O)=O)c3ccccc3
• InChI: 1S/C20H16N4O6S.Na/c25-18-11-10-14(31(28,29)30)12-17(18)22-24-19(13-6-2-1-3-7-13)23-21-16-9-5-4-8-15(16)20(26)27;/h1-12,21,25H,(H,26,27)(H,28,29,30);/q;+1/p-1/b23-19-,24-22+;
• InChI key: DVHNWVSFUULGKM-XJRAADKASA-M

Description

General description

Molar absorption coefficients and stability constants of Zincon metal complexes for determination of metal ions and bioinorganic applications. A. Kocyla, A. Pomorski, A. Krezel, Journal of Inorganic Biochemistry 176, 53-65, (2017).

Application

A colorimetric indicator for Zn, Cu and Hg

Other Notes

Reagent for the spectrophotometric determination of zinc[1][2]; Simultaneous determination of zinc and copper[3]; Used in automated flow injection analysis of zinc[4]

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves