Styrene
Product Description
| Product | Styrene |
| CAS | 100-42-5 |
| Formula | C8H8 |
| Synonym | Ethenylbenzene, Phenylethylene, Vinylbenzene, Styrol, Ethenyl-benzene, Vinylbenzene, Phenylethylene, Styrol, Styrolene, Cinnamene |
Typical Product Specifications
| Density | 0.906 (204 c) |
| Sparingly Soluble | in water |
| Appearance | colorless to amber clear liquid |
| Boiling Point | 145.00 to 146.00 ?C. @ 760.00 mm Hg |
| Vapor Pressure | 6.205000 mm/Hg @ 25.00 ?C |
| Odor | sweet balsam floral plastic |
| Assay | 99.00 to 100.00 % |
| Vapor Density | 3.6 |
| Specific gravity | 0.90900 @ 25.00 ?C |
| Refractive Index | 1.54700 @ 20.00 ?C |
| Melting Point | -31.00 to -30.00 ?C. @ 760.00 mm Hg |
| Boiling Point | 67.00 to 68.00 ?C. @ 50.00 mm Hg |
| logP (o/w) | 2.82 |
| Odor Type | balsamic |
| Molecular weight | 104.15 |
| Color | colorless to yellowish oily liquid |
| Solubility | alcohol, ether, methanol, acetone, cs2 |
| Flash Point | 90.00 ?F. TCC |
| Chemical Structure | ![]() |
| Notes | FEMA# 3233 Use: PERFUMING For more information on Styrene CAS 100-42-5:
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| Class | Flavor and Fragrance Chemical Compounds, Plastic Additives, Toxic Release Inventory (TRI) Chemicals |

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