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Disodium [4-Hydroxy-5-[(1,2,3,4-Tetrahydro-2,4-Dioxo-3-Quinolyl)Azo]Benzene-1,3-Disulphonato(4-)]Cuprate(2-) CAS NO 72139-09-4
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CAS No.:72139-09-4
Grade:Pharmacy Grade
Content:99.9%
Brand:Customizable
Packaging:Customizable
Description
Disodium [4-Hydroxy-5-[(1,2,3,4-Tetrahydro-2,4-Dioxo-3-Quinolyl)Azo]Benzene-1,3-Disulphonato(4-)]Cuprate(2-) is a high-purity, water-soluble copper complex azo dye with a distinctive blue-green color. This compound is valued for its excellent color strength, stability, and compatibility in demanding industrial formulations. It is primarily sought after by manufacturers in the textile, leather, paper, and specialty ink industries for high-quality dyeing and coloration processes.
Application
- Textile Dyeing: Used for dyeing cotton, wool, silk, and nylon fibers, providing vibrant and wash-fast blue-green shades.
- Leather Finishing: Applied in the coloration of leather goods, offering uniform penetration and good lightfastness.
- Paper Coloration: Employed in the production of colored papers, including specialty and decorative papers.
- Ink Manufacturing: A key colorant for the formulation of inks used in packaging, security printing, and specialty applications.
- Biological Staining: Potential use as a histological stain in laboratory settings due to its metal-complex structure.
- Research & Development: Serves as a chemical intermediate or reference standard in synthetic chemistry and dye research.
Basic Information
| Product Name | Disodium [4-Hydroxy-5-[(1,2,3,4-Tetrahydro-2,4-Dioxo-3-Quinolyl)Azo]Benzene-1,3-Disulphonato(4-)]Cuprate(2-) |
| CAS No. | 72139-09-4 |
| Molecular Formula | C15H7CuN3Na2O10S2 |
| Molecular Weight | 547.89 g/mol |
| Synonyms | Acid Blue 185; C.I. 74500; Disodium 4-hydroxy-3-[(2,4-dioxo-1,2,3,4-tetrahydro-3-quinolyl)azo]-5-sulfonatobenzenesulfonatocuprate(2-); Copper complex of 8-(phenylazo)-7-hydroxyquinoline-5-sulfonic acid; Azo copper complex dye; Leather Blue G; Acid Leather Blue G |
| EINECS | Contact for details |
Quality Control
Our production of Disodium [4-Hydroxy-5-[(1,2,3,4-Tetrahydro-2,4-Dioxo-3-Quinolyl)Azo]Benzene-1,3-Disulphonato(4-)]Cuprate(2-) adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing to ensure consistent purity, color value, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, heavy metal content, and solubility are available upon request to support your quality assurance protocols.
Storage
Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.
Specification
| Item | Specification |
|---|---|
| Appearance | Dark blue to green powder |
| Identification (IR) | Conforms |
| Assay (HPLC) | ≥ 95.0% |
| Solubility (in Water) | Clear solution |
| Loss on Drying | ≤ 5.0% |
| Sulfated Ash | ≤ 20.0% |
| Heavy Metals (as Pb) | ≤ 20 ppm |
Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.
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