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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

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About This Item

Empirical Formula (Hill Notation):
C20H15N4NaO6S
CAS Number:
62625-22-3
Molecular Weight:
462.41
UNSPSC Code:
23151816
NACRES:
NA.21
PubChem Substance ID:
329770506
EC Number:
263-651-1
Beilstein/REAXYS Number:
728403
MDL number:
MFCD00064385
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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

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; Simultaneous determination of zinc and copper; Used in automated flow injection analysis of zinc

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCF2494
BCBZ9003
BCBX0352
BCBV4669
BCBS3847V

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Automated flow injection spectrophotometric determination of zinc using zincon: applications to analysis of waters, alloys and insulin formulations.
M A Koupparis et al.
The Analyst, 111(11), 1311-1315 (1986-11-01)
J.T. McCall et al.
Analytical Chemistry, 30, 1345-1345 (1958)
R.M. Rush et al.
Analytical Chemistry, 26, 1345-1345 (1954)
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Global Trade Item Number

SKUGTIN
96440-1G04061833318058
96440-5G04061835294268