2,6-Diaminopyridine Sulfate
- CAS No.146997-97-9
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-purity 2,6-Diaminopyridine sulfate (CAS 146997-97-9), an essential intermediate for oxidative hair dye formulations. Manufactured to stringent quality standards for consistent performance in cosmetic chemistry.
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Product Overview
2,6-Diaminopyridine sulfate is a high-purity specialty chemical primarily employed as a key building block in the synthesis of oxidative hair colorants. This sulfate salt of pyridine-2,6-diamine offers enhanced stability and solubility compared to its free base form, making it ideal for controlled reactivity in cosmetic dye precursors. Produced under rigorous GMP-aligned protocols, it meets the demanding requirements of modern personal care ingredient supply chains.
Specifications
| Molecular Formula | C5H9N3O4S |
|---|---|
| Molecular Weight | 207.21 g/mol |
| Appearance | Off-white crystalline powder |
| Purity (HPLC) | ≥99.0% |
| Ash Content | ≤0.5% |
| Loss on Drying | ≤0.5% |
| Iron (Fe) Content | ≤100 ppm |
Industrial Applications
As a critical intermediate in cosmetic chemistry, 2,6-Diaminopyridine sulfate serves as a precursor in the manufacture of advanced hair dye molecules. Its molecular structure enables selective coupling reactions during oxidative color development, contributing to vibrant, long-lasting shades with improved color fidelity. The compound is not used directly in final consumer products but is integral to the multi-step synthesis of certified colorants compliant with international cosmetic regulations.
- Enables precise control over chromophore formation in permanent hair dyes
- Offers superior batch-to-batch consistency for reliable formulation outcomes
- Compatible with standard sulfation and diazotization processes in dye manufacturing
Stored in a cool, dry, and well-ventilated area, this material is typically supplied in 25 kg fiber drums or customized packaging per client specifications. Comprehensive documentation including Certificate of Analysis (COA) and safety data is provided with every shipment.
