N,N-Dimethylethylenediamine丨CAS 110-70-3
Specifications
| Appearance | Colorless transparent liquid |
| Purity (GC) | 98% min |
| Boiling Point | 116–119 °C |
Transport Information
| Parameter | Specification |
| UN Number | 2734 |
| Class | 8(3) |
| Packing Group | II |
| H.S. Code | 2921290090304 |
| Stability & Reactivity | The product is chemically stable under standard ambient conditions. |
| Storage | Tightly closed. Store in a closed, dry, ventilated place |
Applications
1. Ligand in Transition Metal Catalysis
Acts as a bidentate ligand in copper-catalyzed and palladium-catalyzed cross-coupling reactions:
Ullmann-type C–N, C–O, and C–S bond formations
Sonogashira and Buchwald–Hartwig reactions
Enhances catalytic efficiency by stabilizing metal complexes and improving selectivity.
2. Organic Synthesis Intermediate
Used in the production of:
Pharmaceuticals
Agrochemicals
Corrosion inhibitors
Chelating agents
The presence of two amino groups allows for selective N-alkylation, acylation, and functional group transformations.
3. Polymer and Resin Chemistry
Incorporated into polyurethanes, epoxy hardeners, and curing agents.
Functions as a chain extender or crosslinker in polyamide and polyurea formulations.
4. Corrosion Inhibitors
N,N-Dimethylethylenediamine丨CAS 110-70-3 forms chelates with metal ions, creating protective films on metal surfaces.
Used in cooling water systems, boiler treatments, and metal processing fluids.
5. Surfactant and Cosmetic Intermediate
Acts as a functional amine in the synthesis of cationic surfactants, emulsifiers, and hair care ingredients.
Used to produce conditioning agents in personal care products.
N,N-Dimethylethylenediamine丨CAS 110-70-3 is a multifunctional diamine widely used in organic synthesis, metal-catalyzed reactions, polymer chemistry, and industrial formulations. Its dual amine structure offers a balance of reactivity and stability, making it valuable in both lab-scale and commercial-scale applications. As a ligand, intermediate, and functional additive, DMEDA continues to play a crucial role in modern synthetic and material chemistry.
