1-Methylcyclopentene
Pharmaceutical Materials 2025-03-02
CAS Number: 693-89-0
Molecular Formula: C6H10
Molecular Weight: 82.144
Appearance: Clear colourless liquid
Density: 0.8±0.1 g/cm3
Boiling Point: 78.4±7.0 °C at 760 mmHg
Flash Point: -17.2 °C
Melting Point: -142 °C
| Attribute | Information |
|---|---|
| Chemical Name | 1-Methylcyclopentene |
| Synonyms | 1-Methyl-1-cyclopentene, Methylcyclopentene |
| CAS Number | 96-43-7 |
| Molecular Formula | C6H10 |
| Molecular Weight | 82.14 g/mol |
| Physical State | Colorless to pale yellow liquid with a mild odor |
| Density | 0.82 g/mL at 25°C |
| Boiling Point | 77-79°C |
| Refractive Index | 1.438-1.440 |
| Flash Point | -18°C (closed cup) |
| Solubility | Insoluble in water, soluble in organic solvents |
| Chemical Properties | Olefinic cycloalkane; undergoes typical alkene reactions such as polymerization and addition |
| Applications | Used as a monomer in the production of polymers, such as poly(1-methylcyclopentene), and as an intermediate in the synthesis of other organic compounds |
| Hazard Classification | Flammable liquid, harmful if swallowed or inhaled, may cause skin and eye irritation |
| Safety Precautions | Store in a cool, well-ventilated area, keep away from heat, sparks, and open flames, use with adequate ventilation, wear appropriate protective clothing, and avoid contact with skin and eyes |
| Disposal | Dispose of in accordance with local regulations and guidelines for hazardous waste; avoid release to the environment |
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