Naphthol AS (CAS 92-77-3) Ultimate User Guide: Applications, Case Studies & Technical Insights
Table of Contents
1. Naphthol AS Technical Specifications
| Parameter | Naphthol AS | AS-BO | AS-OL |
|---|---|---|---|
| CAS Number | 92-77-3 | 132-62-7 | 135-61-5 |
| Molecular Formula | C17H13NO2 | C17H13ClN2O2 | C18H15NO2 |
| Melting Point | 243-245°C | 217-219°C | 195-197°C |
| Solubility | Organic solvents | Limited solubility | Alkaline solutions |
2. Industrial Applications of Naphthol AS
- Textile Dyeing: Primary coupling component for azoic dyes
- Pigment Manufacturing: Key intermediate for high-performance pigments
- Printing Inks: Colorant synthesis for UV-resistant formulations
- Plastic Coloring: Thermal-stable pigment precursor for engineering plastics
5. Verified Customer Implementations
Case 1: Indian Textile Manufacturer
Challenge: Achieve colorfastness in humid climates
Solution: Naphthol AS-based dye formulation
Results: 40% improvement in wash fastness ratings
Case 2: German Automotive Coatings
Challenge: UV degradation in exterior parts
Solution: AS-optimized pigment system
Results: 2,000+ hour QUV resistance achieved
6. Technical Support & Order Inquiry
Email: info@vivalr.comPhone: (86) 15866781826
Request formulation guidance or MSDS documentation:
- Custom particle size distributions available
- Bulk quantities (25kg drums to ISO containers)
- REACH-compliant shipments guaranteed
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