4-Methylstyrene
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Category：Pharmaceutical Materials Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
CAS Number: 622-97-9
Molecular Formula: C9H10
Molecular Weight: 118.18 g/mol
Appearance: Clear colorless to light yellow liquid
Density: 0.897 g/mL at 25 °C
Boiling Point: 170-175 °C
Usage: Used as a monomer for polyesters and in plastics production.
| Attribute | Details |
|---|---|
| Name | 4-Methylstyrene |
| CAS Number | 98-83-9 |
| Other Names | p-Methylstyrene, 1-Phenyl-1-butene |
| Molecular Formula | C10H12 |
| Molecular Weight | 132.20 g/mol |
| Appearance | Colorless to pale yellow liquid with a characteristic aromatic odor |
| Physical Properties | |
| – Density | 0.903 g/mL at 25°C |
| – Melting Point | -38°C |
| – Boiling Point | 195°C |
| – Flash Point | 56°C |
| – Refractive Index | 1.519 (at 20°C) |
| Solubility | Insoluble in water; soluble in organic solvents such as ether, benzene, and toluene |
| Chemical Properties | Stable under normal conditions; can undergo polymerization, addition, and substitution reactions. |
| Uses | Used in the production of copolymers and resins, as a raw material for synthetic rubber and plastics, and as a chemical intermediate. |
| Hazard Information | Flammable; harmful if swallowed or inhaled. May cause irritation to eyes, skin, and respiratory tract. |
| Precautions | Keep away from heat, sparks, and open flames. Store in a cool, well-ventilated place. Wear appropriate protective clothing, gloves, and eye/face protection. |
| First Aid Measures | In case of skin contact, remove contaminated clothing and wash thoroughly with soap and water. In case of eye contact, rinse eyes with plenty of water. If inhaled, move to fresh air and seek medical attention. If swallowed, do not induce vomiting; seek medical attention immediately. |
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