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4,4′-Diaminobenzenesulphanilide (CAS 16803-97-7) User Guide
Table of Contents
- Product Overview & Specifications
- Key Applications & Industry Uses
- Client Case Studies
- Request a Quote
1. Product Overview & Specifications
| Parameter | Specification | Comparison with Alternatives |
|---|---|---|
| CAS Number | 16803-97-7 | Unique identifier vs. similar diamines |
| Molecular Formula | C₁₂H₁₄N₄O₂S | Higher sulfur content than benzidine derivatives |
| Purity | ≥98% (HPLC) | Superior to industrial-grade alternatives (90-95%) |
| Solubility | Soluble in DMF, DMSO; Insoluble in water | Better organic solvent compatibility than hydrophilic analogs |
2. Industrial Applications
2.1 Dye Manufacturing
Primary use as intermediate for azo dyes with enhanced lightfastness in textiles.
2.2 Pharmaceutical Synthesis
Key precursor for sulfa drugs and antiretroviral agents requiring sulfonamide groups.
2.3 Polymer Modification
Improves thermal stability in polyimides for aerospace components.
3. Client Success Stories
3.1 European Pharma Company
Challenge: Needed high-purity intermediate for HIV protease inhibitors.
Solution: Custom synthesis at 99.3% purity with strict endotoxin control.
Result: 22% increase in API yield compared to previous suppliers.
3.2 Asian Dye Manufacturer
Challenge: Achieve ISO 105-B02 colorfastness standards.
Solution: Optimized sulfonation process using our product.
Result: Passed 500+ hours xenon arc testing – exceeds industry benchmarks.
4. Request Product Details
Contact our technical team for:
- Batch-specific COA
- Bulk pricing (25kg+ drums available)
- Custom synthesis options
Email: info@vivalr.com
Phone: (86) 15866781826
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