Chemical & Physical Properties
- Appearance: Colorless to yellow fuming liquid
- Boiling Point: 91°C (195.8°F)
- Melting Point: -46°C (-50.8°F)
- Density: 2.64 g/cm³
- Vapor Pressure: 66.5 mmHg at 25°C
- Solubility: Reacts violently with water, forming hydrogen bromide (HBr) and boric acid derivatives
- Corrosiveness: Highly corrosive to metals, glass, and human tissue
Key Features & Benefits
✅ Strong Lewis Acid: Facilitates electrophilic reactions and halogen exchange reactions
✅ Efficient Demethylation Agent: Essential in organic synthesis and pharmaceutical processes
✅ Critical for Semiconductor Processing: Used in plasma etching and advanced electronic fabrication
✅ Catalyst & Reagent in Polymer Chemistry: Enhances chemical transformations and material properties
✅ High Purity & Consistency: Ensures reliable performance in industrial and research applications
Industrial Applications
Organic Synthesis & Pharmaceuticals
- Demethylation of Ethers & Aromatics: Essential for modifying organic molecules, particularly in the production of pharmaceutical intermediates. BBr₃ efficiently removes methyl groups from methyl ethers, phenols, and heterocycles.
- Selective Halogenation & Reagent for Boron Chemistry: Used in the synthesis of boron-containing compounds for specialized applications.
- Catalyst in Polymerization Reactions: Plays a role in producing high-performance polymers and specialty materials.
Semiconductor & Electronics Industry
- Plasma Etching & Chemical Vapor Deposition (CVD): BBr₃ is utilized in microelectronics fabrication for selective etching of materials like silicon and silicon oxides.
- Doping Agent in Semiconductor Processing: Used to introduce boron into semiconductor substrates for modifying electrical properties.
Industrial Catalysis & Material Science
- Catalyst in Organic & Inorganic Transformations: Used in hydroboration reactions, cross-coupling, and metal-organic frameworks (MOFs) synthesis.
- Boron-Based Material Processing: A precursor for the synthesis of specialized boron compounds, including those used in high-temperature ceramics and coatings.
Reactivity & Safety Considerations
⚠️ Highly Reactive & Corrosive!
- Hydrolysis: Reacts violently with water, releasing hydrogen bromide (HBr), a toxic and corrosive gas.
- Material Compatibility: Can corrode glass, metals, and organic materials; should be stored in specialized containers.
- Handling Precautions: Use in a dry, inert atmosphere (e.g., nitrogen or argon) to prevent hazardous reactions.
Handling & Storage
- Storage Conditions:
- Store in tightly sealed, moisture-free containers under an inert gas atmosphere.
- Recommended storage temperature: Room temperature, away from heat and moisture.
- Personal Protective Equipment (PPE):
- Chemical-resistant gloves, goggles, and protective clothing.
- Fume hood usage is required to avoid inhalation exposure.
- First Aid Measures:
- Inhalation: Move to fresh air immediately; seek medical attention.
- Skin/Eye Contact: Rinse with copious amounts of water and seek medical care.
Packaging & Availability
Available in:
- 1kg sealed cylinder
- Bulk packaging available upon request
Custom specifications and formulations available for industrial-scale applications.
Boron Tribromide (BBr₃)는 강한 자극성 냄새가 나는 무색에서 노란색의 휘발성 액체로, 매우 반응성이 높습니다. 강력한 루이스 산으로서 유기 합성, 반도체 제조 및 촉매 응용 분야에서 중요한 역할을 합니다. 특히 에테르에서 메틸 그룹을 선택적으로 제거하는 능력과 할로겐 교환 반응에서의 반응성으로 인해 높은 가치를 지닙니다.
