Dimethylacetamide
| Abbreviation | DMAC |
|---|---|
| Plant | Niigata |
| Main Applications | High grade solvent, pharmaceuticals, agricultural chemicals |
| Existing Chemical Substance No. | (2)-723 |
Properties
| Chemical Formula | CH3CON(CH3)2 |
|---|---|
| Molecular Weight | 87.12 |
| Appearance | Colorless liquid |
| Odor | Smell of Ammonia |
| Specific Gravity (liquid 25℃/4℃) |
0.9366 |
| Boiling Point (℃ 760mmHg) |
165.5 |
| Freezing Point (℃ 760mmHg) |
-20 |
| Flash Point (℃ Tagliabue (Tag) Closed Cup) |
63 |
| Ignition Temperature (℃) | 490 |
| Flammability Limits (vol%) | 2.0-11.5 |
| Vapour Pressure (mmHg 25℃) |
1.3 |
| Viscosity (CP 25℃) | 0.92 |
| Solubility | Readily soluble in water and ethanol |
| Stability& Reactivity |
Stable under temperature; produces harmful fume when heated and decomposed; soluton is corrosive. |
Applicable Laws
| Industrial Safety and Health Law | - |
|---|---|
| High Pressure Gas | - |
| Fire Service Law | Class 4 Petroleum No.2 soluble in water |
| Poisonous and Deleterious Substances Control Law | - |
| Law on the Prevention of Marine Pollution and Maritime Disaster | Hazardous fluid class D(Solution of 40% or less) |
| Ship Safety Law | - |
| Civil Aeronautics Law | - |
| Other Major Applicable Laws | - |
Classification of Hazard
| Classification | Inflammable liquid |
|---|---|
| Hazardous | Fairly inflammable liquid |
| Harmful | Absorption through inhalation and skin contact will affect consciousness; repetitive exposure may cause dysfunction in the liver and other organs. |
Product Standard
| Color Number (APHA) | 10 or less |
|---|---|
| Water Content (wt%) | 0.05 or less |
| Acid Content (wt% as acetic acid) |
0.02 or less |
| Purity (%) | 99.5 or greater |
| Refractive Index | 1.435-1.437 |
| Specific Gravity (20/4℃) |
0.938-0.942 |
Inquiries Concerning Products
Basic Chemicals Business Sector
Basic Chemicals Division I
Sales & Marketing Department
TEL：+81-3-3283-4779 / FAX：+81-3-3214-0933