Hexadecyldimethylamine (CAS 112-69-6) Comprehensive Product Guide
Table of Contents
1. Product Specifications & Comparative Analysis
| Parameter | Hexadecyldimethylamine | Dodecyldimethylamine (C12) | Tetradecyldimethylamine (C14) |
|---|---|---|---|
| CAS Number | 112-69-6 | 112-18-5 | 112-75-4 |
| Molecular Formula | C18H39N | C14H31N | C16H35N |
| Molecular Weight | 269.51 g/mol | 213.40 g/mol | 241.46 g/mol |
| Density (20°C) | 0.801 g/mL | 0.8 g/cm³ | 0.795 g/mL |
| Boiling Point | 148°C @ 2 mmHg | 265°C @ 760 mmHg | 148°C @ 2 mmHg |
| Flash Point | 287.6°F (141°C) | 197°F (91.6°C) | 131°C |
Key physical properties: LogP 6.03, Refractive Index 1.444, PSA 3.24 Ų. Appears as colorless to pale yellow liquid with weak alkalinity (pH 8-10 in aqueous solution).
2. Functional Applications
Core Industrial Uses:
- Surfactant Precursor: Primary intermediate for quaternary ammonium compounds (QACs) including cetrimonium chloride
- Corrosion Inhibition: Formulation component in metalworking fluids and industrial lubricants
- Polymer Modification: Co-monomer in specialty acrylate polymers for textile finishing
- Agrochemicals: Key ingredient in cationic emulsifiers for pesticide formulations
Emerging Applications:
- Nanomaterial synthesis (quantum dot stabilization)
- Biodegradable detergent formulations
- Oilfield chemicals for enhanced recovery
3. Implementation Scenarios
Case 1: Personal Care Products
Used in 2.5% concentration as precursor for cetrimonium bromide in anti-static hair conditioners, demonstrating 40% improved combability vs. C14 derivatives.
Case 2: Industrial Cleaning Systems
Formulated at 0.8-1.2% in heavy-duty degreasers, achieving 99.7% metal surface cleanliness in aerospace component cleaning.
4. Industry Case Studies
Shanghai Shengwei Chemical Co., Ltd.
Annual consumption: 180 metric tons
Application: Production of cationic surfactants for textile softening agents
Technical Benefit: Achieved 15% reduction in byproduct formation compared to alternative amines
European Specialty Chemicals Manufacturer
Implementation: Synthesis of quaternary ammonium biocides
Results: 30% improvement in microbial efficacy at equivalent concentrations
5. Consultation & Ordering
For technical specifications sheets, bulk pricing, or formulation assistance:
Email: info@vivalr.com
Tel: (86) 15866781826
Available packaging: 160kg steel drums, ISO tank containers
Lead time: 10-15 working days for standard orders



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