4,4 ‘- diiodobiphenyl
Semiconductor Display Materials 2025-03-04
| Property | 4.4′-Diiodobiphenyl |
|---|---|
| Chemical Formula | C₁₂H₈I₂ |
| Molecular Weight | 406.0 g/mol |
| Physical State | Pale yellow to beige powder |
| Melting Point | 201-204°C |
| Boiling Point | 380.9°C |
| Density | 2.041 g/cm³ |
| Solubility | Slightly soluble in hot toluene; insoluble in water |
Preparation Methods
- Direct Iodination: Prepared by direct iodination of biphenyl in the presence of a catalyst.
- Electrophilic Substitution: Synthesized via electrophilic substitution of biphenyl with iodine.
Applications
- Liquid Crystals: Widely used in the production of liquid crystals.
- OLED Materials: Employed in the synthesis of organic light-emitting diode (OLED) materials.
- Analytical Standards: Utilized as a reference standard in analytical chemistry.
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