PDT disulfonate , 97% , 69898-45-9

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

CAS NO.：69898-45-9

Empirical Formula: C20H15N4NaO6S2

Molecular Weight: 494.47

MDL number: MFCD00078417

EINECS: 274-196-3

PRODUCT Properties

• Melting point: ≥300 °C
• storage temp.: Store at RT.
• solubility: H2O: soluble50mg/mL
• form: powder
• color: Light yellow to yellow
• Water Solubility: Soluble in water (partly).
• BRN: 5222087
• InChIKey: LUPAZBXJUZRGRI-UHFFFAOYSA-N
• SMILES: S(C1C=CC(C2=NC(C3N=CC=CC=3)=NN=C2C2C=CC(S(O)(=O)=O)=CC=2)=CC=1)(O)(=O)=O.[NaH]
• CAS DataBase Reference: 69898-45-9(CAS DataBase Reference)
• EPA Substance Registry System: Benzenesulfonic acid, 4,4'-[3-(2-pyridinyl)-1,2,4-triazine-5,6-diyl]bis-, monosodium salt (69898-45-9)

Description and Uses

Ferrozine sodium is a ferroin compound that forms a stable magenta-colored solution with the ferrous ion. The complex has an absorption peak at 562 nm and is used as a reagent and indicator for iron. Ferrozin is an organic ligand which is useful as a disposable optical sensor for heavy metal determination.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P280a-P304+P340-P305+P351+P338-P405-P501a
• PPE: Eyeshields, Gloves, type N95 (US)
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26-36/37/39-36
• WGK Germany: 3
• TSCA: TSCA listed
• Storage Class: 11 - Combustible Solids