2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane CAS 5613-46-7
Product Name: 2,2-bis(4-hydroxy-3,5-dimethylphenyl)propane
Synonyms: TMBPA; 4,4′-Isopropylidenebis(2,6-dimethylphenol); 4,4′-Isopropylidenedi-2,6-xylenol; Bisxylenol A; NSC 73730; Tetramethylbisphenol A
CAS No: 5613-46-7
Molecular Formula: C19H24O2
2,2-Bis(4-hydroxy-3,5-dimethylphenyl)propane (CAS 5613-46-7) Comprehensive Product Guide
Table of Contents
- Product Overview & Specifications
- Key Industrial Applications
- Usage Guidelines
- Industry Case Studies
- Technical Consultation & Quotation
Product Overview & Specifications
| Parameter | Specification | Bisphenol A | Bisphenol F |
|---|---|---|---|
| CAS Number | 5613-46-7 | 80-05-7 | 620-92-8 |
| Molecular Formula | C19H24O2 | C15H16O2 | C13H12O2 |
| Molecular Weight | 284.39 g/mol | 228.29 g/mol | 200.23 g/mol |
| Melting Point | 155-158°C | 158-159°C | 80-85°C |
| Thermal Stability | Up to 300°C | 280°C | 260°C |
Key Industrial Applications
1. High-Performance Polymer Additives
Primary functions in epoxy resins/polycarbonates:
- Thermal stabilizer for automotive under-hood components
- Oxidation resistance enhancer in aerospace composites
- Cross-linking agent for high-voltage insulation materials
2. Specialty Chemical Intermediate
- Synthesis of flame-retardant additives (e.g., phosphorous-containing derivatives)
- Production of advanced polyarylates for medical devices
Usage Guidelines
| Application | Recommended Ratio | Processing Temp |
|---|---|---|
| Epoxy Formulations | 0.5-1.5% wt | 120-150°C |
| Polycarbonate Blends | 0.8-2.0% wt | 240-280°C |
| Adhesive Systems | 1.0-3.0% wt | 80-110°C |
Industry Case Studies
Case 1: Automotive Lighting Systems
Client: Tier-1 German automotive supplier
Challenge: Headlight reflector degradation at 120°C+
Solution: 1.2% additive in polycarbonate blend
Result: 40% improvement in thermal aging resistance
Case 2: Electronic Encapsulants
Client: Japanese semiconductor manufacturer
Challenge: Ionic contamination in potting compounds
Solution: Modified phenolic hardener system
Result: Achieved Class III electronic reliability standards
Technical Consultation & Quotation
Contact our material science team for:
- Custom formulation development
- Technical datasheets (REACH/ROHS compliant)
- Bulk pricing (25kg drum to ton-scale quantities)
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