2-Amino-5-nitrophenol
- CAS No.121-88-0
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-purity 2-Amino-5-nitrophenol (CAS 121-88-0), a key intermediate for oxidative hair dye formulations and specialty colorants.
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Product Overview
2-Amino-5-nitrophenol is a high-value aromatic intermediate widely employed in the synthesis of oxidative hair dyes and specialty organic pigments. With a molecular formula of C6H6N2O3 and a molecular weight of 154.12 g/mol, this compound features a unique arrangement of amino, hydroxyl, and nitro functional groups on the benzene ring, enabling selective electrophilic and nucleophilic transformations critical to colorant chemistry.
Specifications
| Molecular Formula | C6H6N2O3 |
|---|---|
| Molecular Weight | 154.12 g/mol |
| Density | 1.511 g/cm³ |
| Melting Point | 198–202 °C |
| Boiling Point | 364 °C |
| Refractive Index | 1.688 |
| Appearance | Yellow crystalline powder |
| Purity (HPLC) | ≥99.0% |
| Ash Content | ≤0.5% |
| Moisture | ≤1.0% |
| Iron (Fe) Content | ≤100 ppm |
Industrial Applications
This compound serves primarily as a building block in the cosmetic and personal care industry, specifically as an intermediate in the production of permanent and semi-permanent hair dye formulations. Its electron-rich aromatic structure facilitates coupling reactions with diazonium salts or other developers to generate stable, vibrant chromophores.
Key advantages of our 2-Amino-5-nitrophenol include:
- Consistent batch-to-batch quality meeting stringent cosmetic-grade standards
- Low heavy metal content suitable for dermal application products
- Optimized solubility profile for efficient formulation processing
- Compliance with international regulatory frameworks for cosmetic ingredients
Stored in a cool, dry, and well-ventilated area, the product maintains stability under recommended conditions. Standard packaging is 25 kg per fiber drum, with custom packaging available upon request to meet diverse logistical and safety requirements.
