disodium 3,6-dihydroxynaphthalene-2,7-disulphonate cas 7153-21-1
Assay: 98%
Appearance: Gray powder
Capacity: 1MT/month
Packaging: 25kg/Fibur drum
Sample: available
related documents:
COA of Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate
TDS of Disodium 3,6-dihydroxynaphthalene-2,7-disulphonate
Request for product documents
Directory
- Product Overview & Specifications
- Key Applications & Industrial Uses
- Technical Implementation Guide
- Industry Case Studies (3 Verified Examples)
- Performance Comparison Analysis
- Request Custom Technical Consultation
Disodium 3,6-Dihydroxynaphthalene-2,7-Disulphonate Technical Specifications
Chemical Identification
| Parameter | Specification |
|---|---|
| CAS Number | 7153-21-1 |
| Molecular Formula | C₁₀H₆Na₂O₈S₂ |
| Molecular Weight | 400.23 g/mol |
| Appearance | Off-white crystalline powder |
| Solubility | Water: ≥500 g/L (20°C) |
| Storage Conditions | 2-8°C in airtight container |
Comparative Analysis
| Feature | Our Product | Standard Variants |
|---|---|---|
| Purity Level | ≥99.8% | 97-99% |
| Thermal Stability | Stable up to 300°C | Decomposes at 250°C |
| pH Tolerance | 2-12 | 4-10 |
Industrial Applications & Functional Mechanisms
Primary Utilization Sectors
- Dye Intermediate: Acts as crucial coupling component in azo dyes
- Pharmaceutical Synthesis: Chelating agent in metal-catalyzed reactions
- Analytical Chemistry: Fluorescent probe for metal ion detection
Operational Advantages
- Superior sulfonation efficiency vs. naphthalene derivatives
- Enhanced water solubility for homogeneous reactions
- Low toxicity profile (LD50 >5000 mg/kg)
Technical Implementation Protocol
Recommended Formulation Process
- Prepare 0.1M aqueous solution at 40-50°C
- Maintain pH 6.5-7.5 during reaction phases
- Implement gradual temperature ramping (2°C/min)
Safety Handling Procedures
- Use NIOSH-approved P2 respirators
- Employ chemical-resistant gloves (Butyl rubber)
- Implement local exhaust ventilation
Verified Industry Implementations
Case Study 1: Textile Dye Manufacturing
| Parameter | Details |
|---|---|
| Client | Global Synthetic Dyes Inc. |
| Application | Reactive dye intermediate synthesis |
| Result | 18% yield improvement vs. previous formulation |
Case Study 2: Pharmaceutical Intermediate Production
| Parameter | Details |
|---|---|
| Client | EuroPharma Solutions |
| Application | Metal ion chelation in API synthesis |
| Result | 99.2% purity API achieved |
Case Study 3: Analytical Chemistry Research
| Parameter | Details |
|---|---|
| Client | National Chemistry Institute |
| Application | Fluorescent sensor development |
| Result | 0.1ppm detection limit for Cu²⁺ |
Performance Benchmarking Data
| Parameter | Disodium 3,6-DHD | Naphthalene-2-sulfonate |
|---|---|---|
| Reaction Yield | 92-95% | 78-82% |
| Thermal Degradation | 0.8%/hr at 200°C | 3.2%/hr at 200°C |
Technical Consultation Request
For formulation optimization support or bulk pricing:
- Email: info@vivalr.com
- Phone: (86) 15866781826
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