| Dimethylacetamide | |
|---|---|
 |
|
| IUPAC name | Dimethylacetamide |
| Other names | DMAc, DMA, acetic acid-dimethylamide, N,N-dimethylacetamide, acetyldimethylamine |
| Identifiers | |
| CAS number | [127-19-5] |
| RTECS number | AB7700000 |
| SMILES | O=C(C)N(C)C |
| Properties | |
| Molecular formula | C4H9NO |
| Molar mass | 87. IUPAC Nomenclature is a system of naming Chemical compounds and of describing the science of Chemistry in general CAS registry numbers are unique numerical identifiers for Chemical compounds Polymers biological sequences mixtures and Alloys They are also referred to Registry of Toxic Effects of Chemical Substances ( RTECS) is a Database of Toxicity information compiled from the open scientific literature without reference A chemical formula is a way of expressing information about the Atoms that constitute a particular Chemical compound, and how the relationship between those atoms changes Molar mass, symbol M, is the Mass of one mole of a substance ( Chemical element or Chemical compound) 12 g/mol |
| Appearance | Colorless liquid with faint ammonia odor |
| Density | 0. The density of a material is defined as its Mass per unit Volume: \rho = \frac{m}{V} Different materials usually have different 94 g/cm3 |
| Melting point |
-20 °C |
| Boiling point |
164-166 °C |
| Viscosity | 1. The melting point of a solid is the temperature range at which it changes state from solid to Liquid. The boiling point of a liquid is the temperature at which the Vapor pressure of the liquid equals the environmental pressure surrounding the liquid Viscosity is a measure of the resistance of a Fluid which is being deformed by either Shear stress or Extensional stress. 956 cP @ 25 °C 1. 279 cP @ 50 °C |
| Hazards | |
| Main hazards | Toxic (T) |
| NFPA 704 |
 0
2
0
|
| R-phrases | R61, R20/21 |
| S-phrases | S53, S45 |
| Flash point | 70 °C |
| Autoignition temperature |
490 °C |
| Related compounds | |
| Related Compounds | Acetic acid Dimethylamine Dimethylformamide |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
|
Dimethylacetamide is the organic compound with the formula CH3C(O)N(CH3)2. Occupational safety and health is a cross-disciplinary area concerned with protecting the Safety, Health and welfare of people engaged in Symbolism The four divisions are typically color-coded with blue indicating level of Health Hazard, red indicating R-phrases (short for Risk Phrases) are defined in Annex III of European Union Directive 67/548/EEC: Nature of special risks attributed to dangerous R-phrases (short for Risk Phrases) are defined in Annex III of European Union Directive 67/548/EEC: Nature of special risks attributed to dangerous R-phrases (short for Risk Phrases) are defined in Annex III of European Union Directive 67/548/EEC: Nature of special risks attributed to dangerous S-phrases are defined in Annex IV of European Union Directive 67/548/EEC: Safety advice concerning dangerous substances and preparations. S-phrases are defined in Annex IV of European Union Directive 67/548/EEC: Safety advice concerning dangerous substances and preparations. S-phrases are defined in Annex IV of European Union Directive 67/548/EEC: Safety advice concerning dangerous substances and preparations. The flash point of a flammable liquid is the lowest Temperature at which it can form an ignitable mixture in air The autoignition temperature or kindling point of a substance is the lowest temperature at which it will spontaneously ignite in a normal atmosphere without an external Acetic acid, also known as ethanoic acid, is an organic chemical compound, giving Vinegar its sour taste Dimethylamine is an Organic compound with the formula (CH32NH Dimethylformamide is the Organic compound with the formula ( CH3)2NC(OH In Chemistry, the standard state of a material is its state at 1 bar (100 Kilopascals exactly An organic compound is any member of a large class of Chemical compounds whose Molecules contain Carbon. A chemical formula is a way of expressing information about the Atoms that constitute a particular Chemical compound, and how the relationship between those atoms changes This colorless, water miscible, high boiling liquid commonly used as a polar solvent in organic chemistry. A solvent is a liquid or gas that dissolves a solid liquid or gaseous Solute, resulting in a Solution. DMAc is miscible with most other solvents although it is poorly soluble in aliphatic hydrocarbons. In Organic chemistry, compounds composed of Carbon and Hydrogen are divided into two classes Aromatic compounds which contain Benzene rings In Organic chemistry, a hydrocarbon is an Organic compound consisting entirely of Hydrogen and Carbon.
The chemical reactions of dimethylacetamide are typical of N,N-disubstituted amides, therefore will hydrolize in the presence of acids:
- CH3CON(CH3)2 + H2O + HCl → CH3COOH + (CH3)2NH2+Cl-
It is a useful as a medium for strong bases such as sodium hydroxide. In Chemistry, an amide is one of three kinds of Compounds (sometimes called acid amide the organic Functional group characterized Hydrolysis is a Chemical reaction during which one or more water molecules are split into hydrogen and hydroxide ions which may go on to participate in further reactions In Computer science, ACID ( Atomicity Consistency Isolation Durability) is a set of properties that guarantee that Database transactions are Sodium hydroxide ( Na[[hydroxide OH]]) also known as Lye, caustic soda and (incorrectly according to IUPAC nomenclature [1] Dimethylacetamide is commonly used as a solvent for fibers or in the adhesive industry. Glue or adhesive is a compound that adheres or bonds two items together It is also employed in the production of pharmaceuticals and plasticizers as a reaction medium. A drug, broadly speaking is any chemical substance that when absorbed into the body
References
- ^ S. Zen and E. Kaji (1988). "Dimethyl nitrosuccinate". Org. Synth.; Coll. Organic Syntheses is a Scientific journal that since 1921 has provided the Chemistry community with annual collections of detailed and checked procedures Vol. 6: 503.
Dapyx Software network: MP3 Explorer | Ebook Manager | Zenithic