Bathophenanthrolinedisulfonic Acid Disodium Salt Hydrate [for Determination of Ferrous Ion] TCI B0989

Chemical Identity

CAS No.: 53744-42-6
PubChem: CID 104311·SID 87563942
Formula: C24H14N2Na2O6S2
Molecular weight: 536.5 g/mol

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: disodium;4-[7-(4-sulfonatophenyl)-1,10-phenanthrolin-4-yl]benzenesulfonate
SMILES: C1=CC(=CC=C1C2=C3C=CC4=C(C=CN=C4C3=NC=C2)C5=CC=C(C=C5)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
InChIKey: PCNDSIWXTYFWIA-UHFFFAOYSA-L

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Bathophenanthrolinedisulfonic Acid Disodium Salt Hydrate is a chemical compound used in laboratory analysis for the detection of ferrous ions (Fe²⁺). It is commonly found in chemical reagents and serves as a quantitative indicator in both qualitative and quantitative analytical processes. This compound is particularly valued for its strong chelating properties toward metal ions, especially iron, making it a crucial tool in chemical analysis. Its ability to form colored complexes with ferrous ions enables visual detection and accurate measurement of ion concentration.

The compound's unique chemical structure, featuring two sulfonate groups acting as electron donor ligands, enhances its effectiveness in binding with ferrous ions. Its stability under specific conditions and good solubility in both organic solvents and water further contribute to its reliability in laboratory settings. These properties make it a preferred choice for analytical chemists requiring high sensitivity and accuracy in their work.

In Indonesian laboratories, Bathophenanthrolinedisulfonic Acid Disodium Salt Hydrate is widely used for determining the concentration of ferrous ions in various samples. It is commonly applied in environmental, industrial, and medical analysis, where precise detection of iron ions is essential. Its role in supporting analytical procedures underscores its importance in both academic and industrial research settings.

TCI brochures (PDF)

Ligands Accelerating Click Reaction 2022-11-29 · p. 2
Bipyridine／Terpyridine Ligands Bearing Phosphonate Ester Moieties 2025-08-07 · p. 1
Click Chemistry 2026-09-08 · p. 7
Ligands 2025-12-01 · p. 15

Related TCI products

Environmental analysis for detecting trace levels of ferrous ions in water and soil samples due to its high sensitivity and selectivity.
Industrial quality control to monitor iron content in metal processing and manufacturing processes for consistency and safety.
Medical diagnostics for assessing iron levels in biological fluids, aiding in the detection of anemia and other iron-related disorders.
Research applications in inorganic chemistry for studying metal-ligand interactions and coordination complex formation.
Educational laboratories for teaching analytical chemistry techniques and the principles of complexation reactions.

From the TCI brochure

CuAAC of benzyl azide and phenylacetylene with CuSO4 (cat.) and sodium ascorbate in EtOH/H2O

Brand	TCI
CAS number	53744-42-6
Molecular formula	—
Purity	—
Category	Chemistry > Catalysis and Inorganic Chemistry > Nitrogen-Donor Ligands [Catalysis]
Pack sizes	Available in standard laboratory quantities as specified by the supplier
Physical form	Hydrate powder or crystalline solid, depending on packaging
Storage	—

This compound should be stored in a cool, dry place away from direct sunlight and moisture to maintain its stability and effectiveness. It is recommended to use airtight containers to prevent exposure to air and humidity, which may affect its chemical integrity. Since it is a chemical reagent, it should be handled with appropriate personal protective equipment, such as gloves and safety goggles, to ensure laboratory safety. Proper labeling of containers is essential for safe handling and to prevent accidental contamination. Regular monitoring of storage conditions ensures the compound remains suitable for analytical use. Always follow standard laboratory safety protocols when working with chemical reagents to minimize risks and maintain a safe working environment.

References cited in the TCI brochure

Warren G. Lewis. Discovery and Characterization of Catalysts for Azide−Alkyne Cycloaddition by Fluorescence Quenching Journal of the American Chemical Society, 2004. doi:10.1021/ja048425z