Methyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate (CAS 6386-38-5) Ultimate User Guide
Contents
- Product Overview & Specifications
- Comparative Analysis with Alternatives
- Industrial Applications & Use Cases
- Real Client Success Stories
- Technical Inquiry & Purchasing
1. Product Overview & Specifications
| Parameter | Specification |
|---|---|
| Chemical Name | Methyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate |
| CAS Number | 6386-38-5 |
| Molecular Formula | C21H32O3 |
| Molecular Weight | 332.48 g/mol |
| Appearance | White to off-white crystalline powder |
| Solubility | Soluble in organic solvents (acetone, ethanol, chloroform) |
| Melting Point | 154-158°C |
| Storage | 2-8°C in airtight container, protected from light |
2. Comparative Analysis with Alternatives
| Property | 6386-38-5 | Irganox 1010 | BHT |
|---|---|---|---|
| Volatility | Low | Moderate | High |
| Thermal Stability | Up to 300°C | 280°C | 200°C |
| Polymer Compatibility | Excellent | Good | Limited |
| EC50 Aquatic Toxicity | >100 mg/L | 85 mg/L | 12 mg/L |
3. Industrial Applications & Use Cases
3.1 Primary Functions
- Antioxidant for polyolefins (PP, PE)
- Rubber stabilizer in automotive components
- Fuel additive for oxidation resistance
- Protective agent in adhesives & coatings
3.2 Implementation Scenarios
- Polypropylene Films: 0.2-0.5% loading prevents yellowing during extrusion
- EPDM Rubber Seals: Enhances weather resistance by 40% vs. traditional antioxidants
- Jet Fuels: 50ppm concentration increases storage stability by 6 months
- PVC Cable Insulation: Reduces dielectric loss by 18% after thermal aging
4. Real Client Success Stories
Case 1: Automotive Polymer Solutions Ltd. (Germany)
- Challenge: Premature cracking in door seals after 18 months
- Solution: 0.3% 6386-38-5 in EPDM formulation
- Result: 60-month warranty achieved, 23% production cost reduction
Case 2: GreenPack Co. (USA)
- Challenge: Recycled PP discoloration during reprocessing
- Solution: 400ppm additive in post-consumer resin
- Result: Yellowness index improved from 12.5 to 3.2 (ASTM D1925)
Case 3: AsiaJet Fuels Co., Ltd. (Singapore)
- Challenge: Sediment formation in stored aviation fuel
- Solution: 45ppm additive in JP-8 formulation
- Result: Storage period extended from 9 to 15 months (ASTM D3241)
5. Technical Inquiry & Purchasing
For technical specifications sheets, bulk pricing (25kg drum to ton quantities), or formulation support:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Request immediate consultation for:
- Custom concentration masterbatches
- Regulatory compliance documentation (REACH, FDA 21 CFR)
- Sample testing protocols



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