Methacrolein
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| Methacrolein | |
|---|---|
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| IUPAC name | 2-Methyl-2-propenal |
| Other names | Methacrolein Methacrylaldehyde Isobutenal |
| Identifiers | |
| CAS number | [78-85-3] |
| SMILES | O=CC(C)=C |
| Properties | |
| Molecular formula | C4H6O |
| Molar mass | 70.09 g/mol |
| Density | 0.8470 g/cm³ |
| Melting point |
-81 °C |
| Boiling point |
69 °C |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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Methacrolein, or methacrylaldehyde, is an unsaturated aldehyde. It is a clear, colorless, flammable liquid.
Industrially, the primary use of methacrolein is in the manufacture of polymers and synthetic resins.
Exposure to methacrolein is highly irritating to the eyes, nose, throat and lungs.
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