HAFNIUM CHLORIDE
2026-04-14
产品详情
- Cas:13499-05-3
- 产品名称HAFNIUM CHLORIDE
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- 简介
- Purity: ≥99.0% (HfCl?+ZrCl?), Typical result: 99.5%
- Zirconium (Zr): ≤0.8%, Typical result: 0.52%
- Iron (Fe): ≤0.02%, Typical result: 0.01%
- Calcium (Ca): ≤0.01%, Typical result: 0.005%
- Silicon (Si): ≤0.02%, Typical result: 0.008%
- Magnesium (Mg): ≤0.005%, Typical result: 0.003%
- Appearance: White crystalline powder, Conforms to standard
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Applications
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Precursor for Hafnium Compounds & Metal
- Key intermediate for producing hafnium metal and various hafnium-containing compounds.
- Essential precursor in chemical vapor deposition (CVD) and atomic layer deposition (ALD) for fabricating hafnium dioxide (HfO?) and hafnium silicate (HfSiO) thin films, critical for semiconductor transistors and memory devices.
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Catalyst in Organic Synthesis
- Acts as an efficient Lewis acid catalyst for Diels-Alder cycloaddition reactions and Ziegler-Natta polymerization of alkenes.
- Catalyzes direct ester condensation between carboxylic acids and alcohols, enabling fine chemical synthesis for fragrances and pharmaceuticals.
- Used in preparing hafnium chloride-tetrahydrofuran complexes for catalytic transformations.
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Nuclear & Metallurgical Applications
- Utilized in manufacturing nuclear reactor control rods due to hafnium’s high neutron absorption capacity.
- Applied in producing light bulb filaments and high-temperature refractory materials.
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Pharmaceutical & Material Science Research
- Serves as a catalyst in pharmaceutical R&D for synthesizing and optimizing drug molecular structures.
- Explored for antioxidant roles in drug stability and potential applications in drug-controlled release systems via nanoparticle incorporation.
Safety & Handling
- GHS Hazard: H314 (Causes severe skin burns and eye damage); H335 (May cause respiratory irritation)
- Storage: Keep in a tightly sealed container in a cool, dry place; protect from moisture and air
- UN Class: UN 3260 (Corrosive solid, acidic, inorganic, n.o.s.), Hazard Class 8, Packing Group II
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