Gamma Acid (CAS 90-51-7): Technical Guide for Industrial Applications
Table of Contents
1. Product Overview & Specifications
| Parameter | Gamma Acid (CAS 90-51-7) | Alternative Names |
|---|---|---|
| Chemical Formula | C10H9NO4S | γ-Acid, 2-Amino-8-naphthol-6-sulfonic acid, 6-Amino-4-hydroxy-2-naphthalenesulfonic acid |
| Molecular Weight | 239.25 g/mol | |
| Appearance | White needle-like crystals | |
| Solubility | Soluble in ethanol/ether, slightly soluble in water | |
| Density | 1.4338 g/cm³ | |
| CAS Registry | 90-51-7 |
2. Key Applications & Industrial Uses
Primary Function: Intermediate for dyes and specialty chemicals
Core Applications:
- Direct Dyes: Production of Direct Black BH, Direct Brown M, Direct Red F
- Reactive Dyes: Colorfast formulations for textiles
- Technical Indicators: pH-sensitive colorimetric analysis
- Polymer Additives: UV stabilization in engineering plastics
3. Operational Guidelines & Safety
Handling Protocols:
- Use PPE (gloves, goggles, lab coat)
- Store in ventilated area below 25°C
- Incompatible with strong oxidizers
First Aid Measures:
- Inhalation: Move to fresh air
- Skin Contact: Wash with soap/water
- Eye Exposure: Flush with water ≥15 mins
4. Industry Case Studies
Case 1: Textile Manufacturer (China)
Challenge: Improve color retention in cotton fabrics
Solution: Gamma Acid-based direct dyes increased wash-fastness by 40%
Case 2: Specialty Chemicals Co. (Germany)
Challenge: Develop eco-friendly leather dyes
Solution: Gamma Acid derivatives reduced heavy metal content by 92%
5. Supplier Comparison
| Supplier | Purity | Packaging | Lead Time |
|---|---|---|---|
| Reagent Biotech (Shenzhen) | ≥99% | 25kg fiber drums | 2-3 weeks |
| Hubei Ruike Chemical | 90-95% | 1MT pallets | 4 weeks |
6. Contact for Technical Support
Email: info@vivalr.com
Tel: (86) 15866781826
Request SDS: Provide company name and intended use
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