Table of Contents
- 1. Product Overview & Specifications
- 2. Key Industrial Applications
- 3. Technical Implementation Guide
- 4. Verified Client Case Studies
- 5. Contact for Custom Solutions
3,4-Dichloroaniline-6-sulfonic Acid (CAS 6331-96-0): Technical Specifications
Chemical Profile
| Parameter | Specification | Comparison with Analogues |
|---|---|---|
| CAS Number | 6331-96-0 | Unique identifier vs 88-21-1 (2,5-isomer) |
| Molecular Formula | C6H5Cl2NO3S | Sulfonic acid group differentiation |
| Purity Grade | ≥98.5% (Industrial Grade) | Higher reactivity vs standard grades |
| Thermal Stability | Stable up to 200°C | Superior to non-sulfonated derivatives |
Physicochemical Properties
- Appearance: Off-white crystalline powder
- Solubility: 22g/100ml in DMF at 25°C
- pH (1% solution): 2.8-3.2
Industrial Application Spectrum
Dye Manufacturing
Primary intermediate for:
- Reactive dyes: Enhances wash-fastness in cotton textiles
- Acid dyes: Improves UV resistance in nylon fabrics
Agrochemical Synthesis
Critical component in:
- Herbicide precursors: Enables selective chlorination
- Fungicidal compounds: Sulfonic group boosts systemic action
Technical Implementation Protocols
Optimal Reaction Conditions
| Process | Parameters | Yield Optimization |
|---|---|---|
| Sulfonation | 180-185°C, 6-8hrs | 98% conversion rate |
| Diazotization | 0-5°C, pH 1.5-2.0 | Minimizes side reactions |
Safety Handling Requirements
- PPE: Chemical-resistant gloves + full-face shield
- Ventilation: Local exhaust required during transfers
Documented Client Implementations
Case 1: Textile Chemical Producer (Vietnam)
- Challenge: Needed dye intermediate with ≤500ppm free amine content
- Solution: Custom purification protocol implementation
- Outcome: Achieved 98.7% purity with 320ppm amines
Case 2: European Agrochemical Company
- Application: Fungicide intermediate synthesis
- Result: 22% yield improvement vs previous supplier
- Capacity: 35MT/month continuous supply
Request Customized Technical Support
Our chemical engineers provide:
- Batch-specific analytical reports
- Process optimization consultations
- Regulatory compliance guidance
Contact our technical team:
Email: info@vivalr.com
Tel: (86) 15866781826
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