Disodium Chromotropate Dihydrate TCI D0596

Chemical Identity

Other names: Chromogen C Dihydrate · Chromotropic Acid Disodium Salt Dihydrate · 1,8-Dihydroxynaphthalene-3,6-disulfonic Acid Disodium Salt Dihydrate · Mordant Brown 7 Dihydrate
CAS No.: 5808-22-0
PubChem: CID 2723846·SID 87567246
Formula: C10H6Na2O8S2.2H2O
Molecular weight: 400.28 g/mol
Purity: >98.0%(T)

Full identifiers (IUPAC, SMILES, InChIKey)

IUPAC: disodium;4,5-dihydroxynaphthalene-2,7-disulfonate;dihydrate
SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)[O-])O)O)S(=O)(=O)[O-].O.O.[Na+].[Na+]
InChIKey: QUEAKWJKJBFNEG-UHFFFAOYSA-L
MDL: MDL00150612

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Disodium Chromotropate Dihydrate is a chemical compound widely used in laboratory settings for its reactivity and specificity in analytical chemistry. It plays a crucial role in qualitative and quantitative analysis, particularly in identifying and isolating metal ions such as copper, silver, and lead. This compound is a key component in complex reactions involving metal ions and organic compounds, making it indispensable for researchers and educators. Its ability to form complexes with metal ions allows for precise detection and analysis in various experimental setups.

One of the primary reasons for its popularity is its sensitivity to changes in the chemical environment. This characteristic makes it highly effective in spectroscopic analysis and other analytical techniques. Additionally, the compound exhibits good stability under certain conditions, which enhances its usability across different laboratory scales. Its reliability and consistent performance make it a preferred choice for both academic and industrial applications.

In Indonesian laboratories, Disodium Chromotropate Dihydrate is commonly used in educational and research contexts. It is an essential part of chemistry practical courses in higher education institutions and research laboratories. Its reactivity and specificity contribute to the development of analytical skills among students and researchers. The compound’s versatility and effectiveness make it a valuable tool in the chemical sciences.

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Qualitative Analysis: This compound is ideal for identifying metal ions due to its ability to form distinct complexes, enabling clear visual detection in solution.
Spectrophotometric Analysis: Its sensitivity to chemical changes makes it suitable for spectroscopic techniques, where precise detection of metal ions is required.
Metal Ion Isolation: It is used in the separation and purification of metal ions, particularly in complex mixtures, due to its strong binding properties.
Educational Demonstrations: In academic settings, it is used to teach students about metal ion reactions and complex formation in a practical context.
Research Applications: It supports advanced research in analytical chemistry, providing reliable results for studies involving metal ion interactions.

Brand	TCI
CAS number	5808-22-0
Molecular formula	—
Purity	—
Category	Chemistry > Building Blocks > Non-Heterocyclic Building Blocks
Pack sizes	25g, 100g, 500g
Physical form	White crystalline solid
Storage	Store in a cool, dry place away from moisture and light

Disodium Chromotropate Dihydrate should be stored in a cool, dry place, away from moisture and direct sunlight. It is recommended to use airtight containers to prevent exposure to humidity, which may affect its stability. The compound is generally non-hazardous but should be handled with care to avoid contamination. In laboratory settings, it should be stored separately from strong acids or bases to prevent unwanted reactions. Proper labeling and storage conditions ensure its effectiveness and safety during use. Always follow standard laboratory safety protocols when handling chemical substances.

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