Table of Contents
- Product Overview
- Specifications & Comparison
- Detailed Applications
- Usage Guidelines
- Industry Case Studies
- Contact for Technical Consultation
2-Mercaptobenzothiazole (MBT) CAS 149-30-4 Overview
| Parameter | Description |
|---|---|
| Chemical Name | 2-Mercaptobenzothiazole |
| CAS Number | 149-30-4 |
| Molecular Formula | C7H5NS2 |
| Appearance | Pale yellow to tan crystalline powder |
| Melting Point | 177-181°C |
| Purity | ≥97% (Industrial Grade), ≥99% (Pharma Grade) |
| Solubility | Soluble in alkaline solutions, ethanol, acetone |
Technical Specifications Comparison
| Grade | Industrial | Pharmaceutical | Research |
|---|---|---|---|
| Purity | 97-98% | 99%+ | 99.5%+ |
| Moisture | ≤0.5% | ≤0.2% | ≤0.1% |
| Application | Rubber additives | Drug intermediates | Analytical reagents |
| Packaging | 25kg/drum | 5kg/vial | 100g/bottle |
Industrial & Commercial Applications
Rubber Vulcanization Accelerator
Primary application in tire manufacturing (60% global consumption) with activation temperature 140-160°C, reducing vulcanization time by 30-40% compared to conventional accelerators.
Corrosion Inhibition
Effective in cooling systems (0.05-0.2% concentration) with 85-92% corrosion inhibition efficiency for copper alloys in pH 7-9 environments.
Pharmaceutical Intermediate
Used in synthesis of benzothiazole derivatives for antifungal agents (patents: US20160368845A1, CN105732507A).
Operational Guidelines
| Application | Recommended Concentration | Temperature Range |
|---|---|---|
| Rubber Compounding | 0.5-1.5 phr | 120-160°C |
| Metalworking Fluids | 0.1-0.3% w/w | 20-80°C |
| Coolant Additives | 50-200 ppm | 5-95°C |
Safety Note: Use NIOSH-approved P2 respirators when handling powder form (TLV-TWA 0.5 mg/m³).
Documented User Cases
Case 1: Tire Manufacturing Optimization
Client: Southeast Asian tire producer
Challenge: Reduce vulcanization cycle time while maintaining tear strength
Solution: MBT-based accelerator system at 1.2 phr loading
Result: 22% faster production cycles, 15% energy savings
Case 2: Industrial Coolant Formulation
Client: German automotive supplier
Challenge: Prevent brass corrosion in engine cooling systems
Solution: 150 ppm MBT in propylene glycol base
Result: ASTM D1384 corrosion test passed with ≤2 mg weight loss
Technical Consultation & Sample Request
Contact our material engineers for application-specific formulations:
Email: info@vivalr.com
Tel: (86) 15866781826
Request product specifications: EN 14188, ASTM D6814, ISO 5794-1 compliant batches available



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