N,N-DimethyIformamide(DMF)
N,N-DimethyIformamide(DMF) Product Description
【Product Introduction】
DMF is a colorless, high-boiling liquid with a faint amine-like odor. As a versatile industrial solvent, it excels in:
Dissolving polyacrylonitrile and polyurethanes
Serving as reaction medium for peptide synthesis
Acting as electrolyte carrier in lithium-ion batteries
Note: Modern production primarily involves dimethylamine + carbon monoxide synthesis.
【Product Features】
Excellent Solubility
The n,n-dimethyiformamide molecule has both hydrophilic carbonyl and lipophilic methyl and dimethylamino groups. It can be miscible with water and organic solvents such as ethanol and ether in any proportion, and has strong solubility for various organic and inorganic compounds.
High Purity
The purity of n,n-dimethyiformamide is more than 99.9%.
【Product Application】
Applications of N,N-Dimethylformamide (DMF, 99.9%)
1. Chemical Industry
Solvent for Organic Synthesis: Widely used as a polar aprotic solvent in various chemical reactions, including pharmaceutical and polymer synthesis.
Catalytic Reaction Medium: High-purity DMF is essential in catalytic processes and fine chemical manufacturing requiring stringent reaction conditions.
Intermediate in Synthesis: Acts as a formylating agent or base medium in the preparation of chemical intermediates.
2. Pharmaceutical Industry
API Manufacturing Solvent: Utilized in the synthesis of Active Pharmaceutical Ingredients (APIs), where high purity minimizes contamination risks.
High-Purity Processing: Suitable for GMP-compliant production environments, ensuring pharmaceutical-grade safety and quality.
3. Electronics Industry (Semiconductors & Lithium Batteries)
Electrolyte Solvent or Additive Carrier: Serves as a solvent for additives in lithium-ion battery electrolyte formulations.
Wafer Cleaning & Electronic Chemical Solvent: The extremely low ionic impurity levels of high-purity DMF make it ideal for semiconductor manufacturing and microelectronics.
4. Coatings and Ink Industry
Polymer Solvent: Used in high-performance coatings, such as polyurethane and acrylic systems, especially for metal and flexible substrates.
Ink Diluent: Commonly used in conductive inks and specialty printing inks for electronic components.
5. Synthetic Fiber & Textile Industry
Spinning Solvent for PAN Fibers: A key solvent in the dry-jet wet spinning of polyacrylonitrile fibers (acrylic fiber).
Synthetic Leather Production: Widely used as a solvent in the manufacture of polyurethane (PU) synthetic leather.
6. Laboratory & Research Use
Analytical-Grade Solvent: Used in sample preparation, chromatography, and NMR spectroscopy due to its high purity and compatibility.
Photoactive Material Processing: Plays a role in the preparation of organic electronic materials, such as OLED intermediates and thin films.
N,N-DimethyIformamide(DMF) Physical Property Data
| Property | Value |
|---|---|
| CAS Reg. No. | 68-12-2 |
| Empirical formula | C₃H₇NO |
| Odor | Faint fish-like |
| Appearance | Colorless liquid |
| Melting point | -61°C |
| Boiling point | 153°C |
| Density | 0.944 g/mL (25°C) |
N,N-DimethyIformamide(DMF) hazard information
|
|
|
|
Signal word |
Danger |
|
Hazard statements |
H226, H312, H319, H332, H360 |
|
Precautionary statements |
P280, P305+P351+P338, P308+P313 |
|
NFPA 704 (fire diamond) |
2 2 0 |
|
Flash point |
58 °C (136 °F; 331 K) |
|
Autoignition |
445 °C (833 °F; 718 K) |
|
Explosive limits |
2.2–15.2% |
|
Threshold limit value (TLV) |
30 mg/m3 (TW) |
N,N-DimethyIformamide(DMF) Molecular Structure

N,N-DimethyIformamide(DMF) Packing
| Parameter | Specification |
|---|---|
| Storage | Tightly sealed in cool ventilated area |
| Label | Customizable (GHS compliant) |
| Container | Galvanized iron drums |
| Quantity | 190kg/drum |
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