Semiconductor Display Materials

 

Property	3-Bromoiodobenzene
Chemical Formula	C₆H₄BrI
Molecular Weight	282.9 g/mol
Physical State	Pale yellow liquid
Melting Point	-9.3°C
Boiling Point	239.6°C at 760 mmHg
Density	2.215 g/cm³
Solubility	Insoluble in water; soluble in chloroform, ethyl acetate

Preparation Methods

• Halogenation Reactions: Synthesized by direct halogenation of benzene derivatives.
• Metal-Catalyzed Coupling: Produced via transition metal-catalyzed cross-coupling reactions (e.g., Suzuki, Negishi couplings).

Applications

• Pharmaceutical Industry: Used as an intermediate in the synthesis of drug molecules.
• Agrochemicals: Employed in the production of pesticides and fungicides.
• Dyes and Pigments: Serves as a precursor for specialty dyes.
• Electronic Materials: Utilized in the manufacture of semiconductors and conductive polymers.

Safety and Handling

• Classification: Irritant (Xi); may cause skin and eye irritation.
• Storage: Keep in a dark, cool place to avoid decomposition.
• Handling: Use protective gloves, goggles, and a respirator.

Notes

• Reactivity: The presence of both bromine and iodine makes it highly reactive in substitution and cross-coupling reactions.
• Stability: Light-sensitive; prolonged exposure may lead to isomerization or decomposition.
• Commercial Availability: Widely available from chemical suppliers in varying purities (e.g., 98% with copper stabilizer).

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