Monomethylamine
Abbreviation | m-MA |
---|---|
Plant | Niigata |
Main Applications | Rubber vulcanization accelerator, pharmaceuticals, photographic chemicals, dye compound |
Existing Chemical Substance No. | (2)-129 |
Properties
100%m-MA | 40%m-MA | |
---|---|---|
Chemical Formula | CH3NH2 | |
Molecular Weight | 31.06 | |
Appearance | Colorless gas (under room temperature & atomospheric pressure) Colorless transparent liquid (liquified under pressure) |
Colorless transparent liquid |
Odor | Fishy smell | |
Specific Gravity (liquid 20℃/4℃) | 0.67 | 0.902 |
Boiling Point (℃ 760mmHg) | -6.33 | 44 |
Freezing Point (℃ 760mmHg) | -93.5 | -38 |
Flash Point (℃ Tagliabue (Tag) Closed Cup) | 0 | -10.8 |
Ignition Temperature (℃) | 430 | 430 (Monomethylamine) |
Flammability Limits (vol%) | 4.9~20.7 | 4.95~20.75 |
Vapour Pressure (mmHg 25℃) | 2204 | 294(20℃) |
Viscosity (CP 25℃) | 0.176 | No data |
Solubility | 42.5wt% (40℃ 1atm) in water | Readily soluble in water |
Stability& Reactivity |
Water solution is strongly basic; reacts violently with acids; corrodes aluminum, zinc and copper. Reaction with mercury produces an impact-sensitive product. Reacts with strong oxidizing compounds. |
Applicable Laws
100%m-MA | 40%m-MA | |
---|---|---|
Industrial Safety and Health Law | Combustible Gas, Chemical Facilities | Inflammable Substance, Chemical Facilities |
High Pressure Gas | High Pressure Gas, Liquefied Gas, Combustible Gas, Toxic Gas | - |
Fire Service Law | - | Class 4 Petroleum No.1 water soluble |
Poisonous and Deleterious Substances Control Law | Deleterious substance | - |
Law on the Prevention of Marine Pollution and Maritime Disaster | - | Hazardous fluid material class C |
Ship Safety Law | High Pressure Gas | Inflammable liquids |
Civil Aeronautics Law | High Pressure Gas | Inflammable liquid |
Other Major Applicable Laws | - |
Classification of Hazard
100%m-MA | 40%m-MA | |
---|---|---|
Classification | High Pressure Gas, Combustible Gas, Acute Toxicity Substance | Inflammable liquid |
Hazardous | High Pressure Liquefied Gas and Inflammable | Inflammable liquid |
Harmful | Severely irritates the skin and the mucosa upon contact; may cause chemical burns; repeated exposure may cause CNS disorder, headaches, anaemia, elevation of blood pressure, agitation, etc. Inhalation in high concentrations (vapour density 40%) may cause edema of the lungs. |
Product Standard
100%m-MA | 40%m-MA | |
---|---|---|
Monomethylamine (%) | No less than 99.0 | 40.0~42.0 |
Dimethylamine (%) | 0.2 or less | 0.1 or less |
Trimethylamine (%) | 0.2 or less | 0.1 or less |
Ammonia (%) | 0.0 or less | |
Water (%) | 0.1 or less |
Inquiries Concerning Products
Green Energy & Chemicals Business Sector
C1 Chemicals Division
Organic Chemicals Department
TEL:+81-3-3283-4779 / FAX:+81-3-3214-0930