N,N-Dimethylacetamide (DMAC) is a high-performance organic solvent widely recognized for its strong polarity, solubility, and excellent chemical stability. As a polar aprotic solvent, DMAC (CAS 127-19-5) can dissolve a wide variety of organic and inorganic substances, making it an indispensable component in modern industrial production.
N,N-dimethylacetamide Solvent Properties:
| Chemical Name | N,N-Dimethylacetamide |
| Synonyms | DMAc; DMA |
| CAS Number | 127-19-5 |
| Molecular Formula | CH3CON(CH3)2 |
| Molecular Weight | 87.12 g/mol |
| Appearance | Colorless, clear liquid |
| Boiling Point | 165–166 °C |
| Melting Point | -20 °C |
| Density (20°C) | 0.936–0.944 g/cm³ |
| Vapor Pressure (20°C) | ~0.5 kPa |
| Flash Point (Closed Cup) | 63–70 °C |
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Applications of DMAC solvent
1. Textile Fiber Industry
N,N-dimethylacetamide (DMAC) is widely used in the global synthetic fiber industry. It is a common spinning solvent suitable for a variety of fiber products, including polyacrylonitrile (PAN) fibers, polyurethane (PU) fibers, and high-performance aramid fibers. The fiber industry remains one of the largest end-users of DMAC solvent globally.
2. Pharmaceutical Industry
In pharmaceutical manufacturing, DMAC is a practical solvent for the synthesis of active pharmaceutical ingredients (APIs). It is also used as a reaction medium and a stabilizer for pharmaceutical intermediates. The pharmaceutical sector is a major consumer market for dimethylacetamide solvent.
3. Polymer and Chemical Manufacturing
It has wide applications in polymer processing and general chemical synthesis. It supports the large-scale production of various specialty polymers and is used in the manufacture of adhesives, coatings, and functional films. It is also a commonly used reaction solvent in the production of organic chemicals.
4. Electronics and Advanced Materials
The electronics industry is a rapidly growing emerging market for DMAC solvent (CAS 127-19-5). It is widely used in semiconductor cleaning and processing, polyimide film manufacturing, and the production of lithium-ion battery components. In recent years, the booming development of electric vehicles and consumer electronics has greatly driven market demand.
5. Agricultural Chemicals and Specialty Chemicals
It can be added to pesticides and herbicides and supports the synthesis of fine chemicals and the preparation of specialty chemical intermediates.
Market advantages and prospects of N,N-dimethylacetamide
N,N-dimethylacetamide (CAS 127-19-5) has a promising market outlook. Demand is continuously growing in high-performance fibers, pharmaceuticals, and new materials. The rapid development of the textile and new materials industries in the Asia-Pacific region has significantly increased the demand for DMAC.
The global DMAC market is projected to continue its steady growth until 2028. Not only the textile and pharmaceutical industries, but also the green chemical industry requires more DMAC. DMAC solvent is highly efficient and low in toxicity, thus attracting more and more factories.
Safety Precautions
Dimethylacetamide (DMAC) is an excellent solvent, but it is toxic and may pose environmental hazards. Workers must adhere to safety procedures when using, handling, and storing it. Plants must properly handle waste liquid to reduce pollution and protect the environment.
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