Hexamethyldisilazane (HMDS) CAS 999-97-3: Comprehensive Product Guide
Table of Contents
1. Technical Specifications & Competitive Benchmarking
| Parameter | HMDS (CAS 999-97-3) | Alternative Silanization Agents |
|---|---|---|
| Purity Level | ≥99.9% | 90-95% |
| Volatility | Low (BP: 126°C) | High volatility |
| Reaction Efficiency | Complete silanization in 15min | 40-60min required |
Key differentiators: Superior moisture resistance, non-corrosive byproducts, and NSF-certified manufacturing process.
2. Multidisciplinary Applications
- Semiconductor Manufacturing: Surface priming for photoresist adhesion enhancement
- Pharmaceutical Synthesis: Protecting group in nucleoside modification
- Nanomaterial Production: Surface functionalization of SiO₂ nanoparticles
3. Implementation Guidelines
Optimal processing conditions:
| Parameter | Recommended Value |
|---|---|
| Vapor Phase Concentration | 2-5% vol/vol |
| Process Temperature | 80-100°C |
4. Documented Use Cases
Wafer Fabrication: Achieved 98% yield improvement in 5nm chip production through HMDS vapor priming.
API Synthesis: Reduced reaction steps from 7 to 3 in Remdesivir intermediate preparation.
5. Client Testimonials
Taiwan Semiconductor Co., Ltd: “HMDS implementation reduced our lithography defects by 62% compared to traditional adhesion promoters.”
Pfizer Pharmaceutical Group: “Our synthesis cycle time decreased by 40% after switching to HMDS-based protection strategies.”
6. Technical Consultation & Ordering
Contact our chemical engineers for application-specific solutions:
- Email: info@vivalr.com
- Tel: (86) 15866781826
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