N,N-Dimethylacetamide (CAS 127-19-5), with the chemical formula CH₃CON(CH₃)₂, is a versatile industrial solvent with exceptional solubility for both organic and inorganic compounds. It is completely miscible with water, ethers, esters, ketones, and aromatics, ensuring stable performance in pharmaceutical, resin, fiber, and chemical manufacturing industries.
This guide highlights 7 practical industrial applications of DMAc and provides insights to help you make informed purchasing decisions.
1. Synthetic Fiber Production (PAN, PU, Aramid)
N,N-dimethylacetamide is a standard spinning solvent in the chemical fiber industry, widely used in the production of PAN staple fibers, PU elastic fibers, and high-temperature resistant aramid fibers.
Buyers are advised to choose high-purity, stable DMAc solvents to ensure consistent fiber quality in batch production.
2. Polyurethane (PU) and Synthetic Leather Production
Dimethylacetamide (DMAc) is a key solvent in the production of the entire PU series, suitable for dry and wet processing of synthetic leather, flexible film coating blending, and uniform dissolution and compounding of PU resins.
Buyers are advised to prioritize low-moisture DMAc to avoid foaming and delamination in the finished PU product.
3. Pharmaceutical and Active Pharmaceutical Ingredient Synthesis
CAS 127-19-5 N,N-dimethylacetamide is a safe and efficient reaction solvent in the pharmaceutical industry. It is commonly used in the synthesis of active pharmaceutical ingredients, complex organic reaction carriers, and drug crystallization and purification processes. DMAC solvent can improve chemical reaction efficiency; it is suitable for high-temperature synthesis; and it has good compatibility with pharmaceutical intermediates.
4. Coatings, Paints, and Adhesives
It can be used in high-performance industrial coatings, enameled wires, and various structural adhesives. N,N-dimethylacetamide has strong dissolving power for all coating resins, easily forming smooth and even coatings; and offers a longer service life with corrosion resistance and abrasion resistance.
5. Electronics and Semiconductor Processing
The demand for DMAc in the electronics manufacturing sector continues to grow. It is mainly used in the production of polyimide films, precision semiconductor cleaning, and lithium-ion battery raw material processing.
6. Pesticide Formulation
Solvent dimethylacetamide (DMAc) is a reliable auxiliary solvent in pesticide production. It is widely used in the formulation of herbicides, insecticides, and fungicides to optimize product performance.
Standard industrial-grade DMAc is sufficient, provided it complies with local environmental standards.
7. Synthesis of Specialty Chemicals
DMAc (CAS 127-19-5) is a general-purpose solvent in fine chemical and specialty chemical workshops. It is suitable for catalyzing chemical reactions, manufacturing fine chemical intermediates, and modifying polymer materials. This is because it has good thermal stability, low chemical reactivity, and is safe and reliable, making it suitable for complex multi-step synthetic routes.
As a professional supplier, Gneebio provides stable Dimethylacetamide solvent (CAS 127-19-5) with complete production support. Inquiry now for your personalized pricing.
Comparing DMAc with Other Aprotic Solvents
| Property | Dimethylacetamide (DMAc) | Dimethylformamide (DMF) | Dimethyl Sulfoxide (DMSO) |
|---|---|---|---|
| Boiling Point | 165 °C | 153 °C | 189 °C |
| Freezing Point | -20 °C | -61 °C | 18.5 °C |
| Molecular Weight | 87.12 g/mol | 73.09 g/mol | 78.13 g/mol |
| Key Advantage | Excellent thermal and hydrolytic stability | Lower cost, very common | Extremely strong solvency power |
| Common Limitation | Higher cost than DMF | Lower thermal stability, can decompose | Can be difficult to remove, freezes easily |
| Primary Use Case | Spandex, polyimide synthesis | Acrylic fiber production, general synthesis | Pharmaceutical synthesis, cleaning |
Factors to Consider for Purchasing Managers
Purchasing raw material DMAc requires balancing cost, quality, reliability, and risk, not just pursuing the lowest price.
1. Quality and Stability:
Purity requirements for N,N-dimethylacetamide (CAS 127-19-5) vary by industry. High-purity grades are essential for the pharmaceutical industry, while standard grades are suitable for general polymer production. Check batch COA reports and select suppliers with ISO 9001 quality certification to meet impurity and component standards.
2. Logistics and Packaging:
Common packaging includes steel drums, IBC containers, and ISO tanks. Overseas sourcing requires calculating all CIF costs, including freight, duties, customs fees, and inland transportation.
3. Supplier Reliability:
Select suppliers with a stable delivery track record, extensive industry experience, verifiable letters of recommendation, and professional technical support. Qualified suppliers can become long-term partners.
4. Regulatory Compliance:
Suppliers must provide regionally compliant SDS documents, complete international shipping classifications, and standard labels to ensure safe import and compliant handling.
Conclusion
N,N-dimethylacetamide remains a highly efficient and versatile industrial solvent with widespread applications across multiple industries. Its role in modern manufacturing is crucial and continues to grow.
For buyers in 2026, selecting the appropriate grade, ensuring supplier reliability, and understanding the specific needs of their applications will be key to maximizing value.
Gneebio delivers qualified Dimethylacetamide with CAS No. 127-19-5, focusing on steady production and global supply. Contact us to obtain your tailored quotation.
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