Names & Identifiers
| IUPAC Name | 1,4-diethylbenzene (major isomer) |
| Common Name | Diethylbenzene (DEB) |
| Synonyms | Diethylbenzene mixture · o/m/p-Diethylbenzene · DEB |
| CAS Number | 25340-17-4 |
| Molecular Formula | C₁₀H₁₄ |
| Molecular Weight | 134.22 g/mol |
Chemical Structure
2D structural formula · CAS 25340-17-4
Physical & Chemical Properties
| Property | Value |
|---|---|
| Appearance | Colorless transparent liquid |
| Purity | ≥ 99% (GC) |
| Isomer Composition | Mixed: o-, m-, p-isomers |
| Density | 0.862–0.870 g/cm³ at 20 °C |
| Boiling Point | 180–184 °C |
| Flash Point | ~57 °C |
| Refractive Index | n²⁰D 1.495–1.498 |
| Solubility | Immiscible with water; miscible with ethanol, ether |
| Storage Condition | Flammable storage; sealed, away from heat |
Applications
Diethylbenzene is a high-boiling aromatic solvent used in polymer chemistry (as a crosslinking agent in ion-exchange resin synthesis), extraction processes, and as a process solvent in organic synthesis.
Ion-Exchange Resin Synthesis Process Solvent Extraction Agent Polymer Chemistry High-boiling Aromatic
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Key Facts
≥99%
Purity (GC)
134.22
MW (g/mol)
C₁₀H₁₄
Formula
180–184°C
Boiling Pt