Alpha-Methylstyrene Cas 98-83-9

Chemical Name: alpha-Methylstyrene
Synonyms: 2-Phenyl-1-propene, Isopropenylbenzene
CAS No.: 98-83-9
Molecular Formula: C9H10
Molecular Weight: 118.18

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Alpha-Methylstyrene (CAS 98-83-9) Comprehensive User Guide

1. Product Overview & Specifications

Alpha-Methylstyrene (AMS) is an organic compound with the chemical formula C9H10 and CAS number 98-83-9. It is a colorless to pale yellow liquid with a pungent odor, widely used in industrial applications.

Parameter Specification
Molecular Weight 118.18 g/mol
Boiling Point 162–165°C
Density 0.906–0.909 g/cm³
Flash Point 45–46°C
Solubility Insoluble in water; soluble in ethanol, benzene, chloroform

2. Key Applications

  • Polymer Industry: Monomer for high-temperature plastics, ABS resin modification, and synthetic rubbers.
  • Coatings & Adhesives: Used in heat-resistant coatings and hot-melt adhesives.
  • Plasticizers: Production of dioctyl phthalate (DOP) for PVC and other polymers.
  • Organic Synthesis: Intermediate for fragrances (e.g., synthetic musk) and specialty chemicals.
  • Solvent: Effective in polymerization and condensation reactions.

3. Usage Scenarios

  • ABS Resin Production: Enhances heat resistance and mechanical properties.
  • Industrial Coatings: Formulates durable coatings for automotive and electronics.
  • Plasticizer Manufacturing: Improves flexibility in PVC products.
  • Chemical Synthesis: Key intermediate in pharmaceutical and fragrance industries.

4. Safety & Handling Guidelines

  • Hazard Statements: Flammable (H225), Eye/Irritant (H319), Toxic to aquatic life (H411).
  • Storage: Keep in a cool, ventilated area away from ignition sources. Use TBC as a stabilizer.
  • Protection: Wear gloves, goggles, and respiratory equipment. Avoid skin contact.
  • Emergency Measures: In case of spills, contain with inert materials and dispose of as hazardous waste.

5. Supplier Information

Supplier Purity Contact
Wuhan Jiye Sheng Chemical 99% Tel: +86 15377056467
Qingdao Futian Chemical 99.5% Tel: +86 13964855108
Mingwei (Shandong) 99% Email: 1171168700@qq.com

6. Contact for Quotation

For bulk orders or technical inquiries, contact our sales team:

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