Comprehensive Guide to p-Anisidine-3-Sulfonic Acid (CAS 13244-33-2)
Table of Contents
- 1. Product Overview & Specifications
- 2. Key Applications & Industrial Uses
- 3. Technical Comparison: Supplier Analysis
- 4. Operational Guidelines & Best Practices
- 5. Industry Case Studies
- 6. Procurement Consultation
1. Product Overview & Specifications
Chemical Identity:
| Parameter | Value |
|---|---|
| CAS Number | 13244-33-2 |
| IUPAC Name | 4-Amino-2-methoxybenzenesulfonic acid |
| Molecular Formula | C7H9NO4S |
| Molecular Weight | 217.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Solubility | Water: 50 g/L (20°C), Ethanol: Slightly soluble |
| Melting Point | 280-285°C (dec.) |
| Storage Conditions | 2-8°C in airtight container |
2. Key Applications & Industrial Uses
Core Functional Properties:
- Essential intermediate in azo dye synthesis
- Pharmaceutical precursor for sulfa drugs
- Specialty chemical for polymer modification
- Analytical reagent in chromatographic studies
3. Technical Comparison: Supplier Analysis
| Vendor | Purity | Packaging | Lead Time | MOQ |
|---|---|---|---|---|
| Supplier A | ≥99% | 25kg drums | 2-3 weeks | 100kg |
| Supplier B | 98-99% | 5kg bags | 1 week | 25kg |
| Supplier C | ≥99.5% | Custom | 4 weeks | 500kg |
4. Operational Guidelines & Best Practices
Handling Protocol:
- Use NIOSH-approved respirators during bulk handling
- Maintain pH between 6.5-7.5 in aqueous solutions
- Implement inert gas blanketing for thermal processes
5. Industry Case Studies
Case 1: Dye Manufacturing
Client: European Textile Chemicals Ltd.
Application: Production of lightfast reactive dyes
Outcome: 22% yield improvement vs. traditional intermediates
Case 2: Pharmaceutical Synthesis
Client: AsiaMed Pharma Solutions
Application: Sulfonamide antibiotic intermediates
Outcome: Achieved 99.3% reaction efficiency
6. Procurement Consultation
Contact our chemical specialists for technical support:
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