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82950

3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine-4′,4′′-disulfonic acid sodium salt

Name: 3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine-4′,4′′-disulfonic acid sodium salt
Brand: SIAL

for spectrophotometric det. of Fe, 97.0%

Synonym(s):

5,6-Diphenyl-3-(2-pyridyl)-1,2,4-triazine-4′,4″-disulfonic acid sodium salt, PDT disulfonate

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About This Item

Empirical Formula (Hill Notation):

C₂₀H₁₃N₄NaO₆S₂

CAS Number:

69898-45-9

Molecular Weight:

492.46

NACRES:

NA.21

PubChem Substance ID:

329769272

UNSPSC Code:

12352200

EC Number:

274-196-3

MDL number:

MFCD00078417

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Properties

Quality Level

100

assay

97.0%

form

solid

quality

for spectrophotometric det. of Fe

technique(s)

UV/Vis spectroscopy: suitable

impurities

~7% water

mp

≥300 °C

cation traces

Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, Mo: ≤50 mg/kg, Ni: ≤50 mg/kg, V: ≤50 mg/kg, Zn: ≤50 mg/kg

SMILES string

[Na+].OS(=O)(=O)c1ccc(cc1)-c2nnc(nc2-c3ccc(cc3)S([O-])(=O)=O)-c4ccccn4

InChI

1S/C20H14N4O6S2.Na/c25-31(26,27)15-8-4-13(5-9-15)18-19(14-6-10-16(11-7-14)32(28,29)30)23-24-20(22-18)17-3-1-2-12-21-17;/h1-12H,(H,25,26,27)(H,28,29,30);/q;+1/p-1

InChI key

ZGVNYCXXBQPDPQ-UHFFFAOYSA-M

Description

General description

3-(2-Pyridyl)-5,6-diphenyl-1,2,4-triazine-4′,4′′-disulfonic acid sodium salt also known as Ferrozine is a chelating agent for ferrous iron.

Application

It was used in determining of chelating activity of Fe²⁺ using Boyer and McCleary method.

Other Notes

Highly specific water-soluble reagent for the accurate determination of submicrogram levels of serum iron (pH 3.5-4.5, l_max 562 nm, A 29′000)

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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Global Trade Item Number

SKU	GTIN
82950-1G	04061835294329
82950-5G	04061833005316