N,N-Dimethylacetamide (DMAC) CAS 127-19-5: Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
Basic Parameters
| Parameter | Value |
|---|---|
| CAS Number | 127-19-5 |
| Molecular Formula | C₄H₉NO |
| Molecular Weight | 87.12 g/mol |
| Appearance | Colorless liquid |
| Boiling Point | 165-166°C |
| Density | 0.94 g/cm³ (20°C) |
Comparative Analysis
| Feature | DMAC | DMSO | NMP |
|---|---|---|---|
| Dipole Moment | 3.79 D | 3.96 D | 3.8 D |
| Dielectric Constant | 37.8 | 47.2 | 32.2 |
| Flash Point | 70°C | 95°C | 91°C |
2. Key Applications & Industrial Uses
Pharmaceutical Manufacturing
Preferred solvent for API synthesis due to superior solvency power for polar compounds.
Polymer Production
Critical in polyimide resin manufacturing with 99.9% purity grade for aerospace applications.
4. Case Studies & Client Success Stories
Case 1: Shanghai PharmaTech Co., Ltd.
Challenge: Solvent recovery rates below 65% in cephalosporin production
Solution: Implemented DMAC-based closed-loop system
Result: 92% solvent recovery, 30% cost reduction
Case 2: Shenzhen Advanced Materials Group
Challenge: Fiber defect rate exceeding 15% in aramid production
Solution: Optimized DMAC/calcium chloride ratio (82:18)
Result: Defect rate reduced to 2.7%, tensile strength +40%
5. Technical Support & Inquiry
Contact our chemical engineers for customized solutions:
Email: info@vivalr.com
Tel: (86) 15866781826
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