DIMETHYLAMINE
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Category:
Aliphatic Amines
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China Amines Co
Product Profile
Dimethylamine (DMA) is a highly versatile secondary amine widely used as an intermediate in the production of pharmaceuticals, agrochemicals, rubber chemicals, water treatment agents, solvents, and specialty chemicals.
It is supplied either as anhydrous liquefied gas under pressure or as aqueous solutions of various concentrations. Dimethylamine serves as a key raw material for the manufacture of Dimethylamine Hydrochloride, Dimethylformamide (DMF), Dimethylacetamide (DMAC), pesticides, rubber accelerators, and numerous pharmaceutical intermediates.
As one of the most important methylamine derivatives, DMA plays a critical role in modern chemical manufacturing and industrial synthesis.
Available Grades
DMA Anhydrous
DMA 40% Solution
DMA 50% Solution
DMA 60% Solution
Custom concentrations are available upon request.
Applications
Dimethylamine is widely used in:
Pharmaceutical intermediates
Dimethylamine Hydrochloride production
Agrochemicals and fungicides
Rubber accelerators
Water treatment chemicals
Solvents and specialty amines
Dyes and pigments
Leather tanning and de-hairing agents
Soaps and cleaning compounds
Organic synthesis and chemical intermediates
Physical & Chemical Properties
| Property | DMA Anhydrous | DMA 40% Solution | DMA 50% Solution | DMA 60% Solution |
|---|---|---|---|---|
| Appearance | Clear Colorless Liquid / Liquefied Gas | Clear Colorless Liquid | Clear Colorless Liquid | Clear Colorless Liquid |
| Odor | Strong Ammoniacal Odor | Strong Ammoniacal Odor | Strong Ammoniacal Odor | Strong Ammoniacal Odor |
| Molecular Formula | C₂H₇N | C₂H₇N | C₂H₇N | C₂H₇N |
| Structural Formula | (CH₃)₂NH | (CH₃)₂NH | (CH₃)₂NH | (CH₃)₂NH |
| Molecular Weight | 45.08 | 45.08 | 45.08 | 45.08 |
| Specific Gravity (20°C) | 0.65 – 0.66 | 0.89 – 0.90 | 0.85 – 0.87 | 0.82 – 0.84 |
| Boiling Point | 6.9°C | 54°C | 45°C | 36°C |
| Freezing Point | Below -90°C | Below -30°C | Below -30°C | Below -30°C |
| Water Solubility | Soluble | Soluble | Soluble | Soluble |
| Flash Point (CC) | N/A | Below -18°C | Below -18°C | Below -18°C |
Typical Specifications
DMA Anhydrous
| Item | Specification |
|---|---|
| DMA Content | ≥ 99.50% |
| Water | ≤ 0.20% |
| Ammonia | ≤ 0.03% |
| Other Amines / NOI | ≤ 0.30% |
DMA 40% Solution
| Item | Specification |
|---|---|
| DMA Content | ≥ 40.00% |
| Water | ≤ 60.00% |
| Ammonia | ≤ 0.01% |
| Other Amines / NOI | ≤ 0.20% |
DMA 50% Solution
| Item | Specification |
|---|---|
| DMA Content | ≥ 50.00% |
| Water | ≤ 50.00% |
| Ammonia | ≤ 0.02% |
| Other Amines / NOI | ≤ 0.20% |
DMA 60% Solution
| Item | Specification |
|---|---|
| DMA Content | ≥ 60.00% |
| Water | ≤ 40.00% |
| Ammonia | ≤ 0.02% |
| Other Amines / NOI | ≤ 0.20% |
Packaging
DMA Anhydrous
ISO Tank Container (T50)
Tank Truck
Pressure Vessel Storage
DMA Solutions
180 kg Drum
190 kg Drum
200 kg Drum
210 kg Drum
ISO Tank Container
Bulk Tank Truck
Customized packaging solutions are available upon request.
Transportation Information
Dimethylamine products are classified as hazardous chemicals and should be transported in accordance with applicable international regulations.
DMA Anhydrous
| Item | Value |
|---|---|
| CAS No. | 124-40-3 |
| UN Number | 1032 |
| Hazard Class | Class 2.1 |
| IMDG Class | Class 2 |
| HS Code | 2921.11.90 |
DMA Solutions
| Item | Value |
|---|---|
| CAS No. | 124-40-3 |
| UN Number | 1160 |
| Hazard Class | Class 3 |
| IMDG Class | Class 3 |
| HS Code | 2921.11.90 |
Suitable for:
Ocean Freight
Road Transportation
Rail Transportation
ISO Tank Logistics
Bulk Chemical Transportation
Regulatory Information
| Item | DMA Anhydrous | DMA Solution |
|---|---|---|
| CAS No. | 124-40-3 | 124-40-3 |
| EC No. | 204-697-4 | 204-697-4 |
| UN Number | 1032 | 1160 |
| IMDG Class | Class 2 | Class 3 |
| HS Code | 2921.11.90 | 2921.11.90 |
Supporting documents available:
COA (Certificate of Analysis)
TDS (Technical Data Sheet)
SDS (Safety Data Sheet)
Storage & Handling
Store in a cool, dry, and well-ventilated area.
Keep away from heat, sparks, open flames, and ignition sources.
Use explosion-proof equipment where required.
Protect containers from excessive pressure and direct sunlight.
Avoid contact with strong oxidizing agents and acids.
Use appropriate personal protective equipment (PPE) during handling.
Ensure adequate ventilation during storage and transfer operations.
Key Advantages
✓ Available in anhydrous and multiple solution concentrations
✓ Essential raw material for pharmaceutical and agrochemical production
✓ High purity with controlled impurity levels
✓ Suitable for drum, bulk, and ISO tank shipments
✓ Reliable global supply chain and export experience
✓ Widely used in industrial and specialty chemical manufacturing
✓ Flexible packaging and logistics solutions for international customers
✓ Professional support for hazardous chemical transportation and storage
Product Description
Dimethylamine (DMA) is a high-purity secondary amine available as anhydrous liquefied gas or aqueous solutions ranging from 40% to 60% concentration. It is an essential intermediate for the production of pharmaceuticals, agrochemicals, rubber chemicals, solvents, water treatment chemicals, and specialty chemical products.
As a key building block for Dimethylamine Hydrochloride, DMF, DMAC, pesticides, and numerous industrial chemicals, DMA has become one of the most important raw materials in the global amine industry. With consistent quality, flexible packaging options, and extensive international logistics capabilities, Dimethylamine remains a preferred choice for chemical manufacturers worldwide.