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Merck
CN

199923

Sigma-Aldrich

氧化镧(III)

99.99% trace metals basis

别名:

三氧化二镧, 三氧化镧, 氧化镧, 氧化镧(3+)

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关于此项目

线性分子式:
La2O3
化学文摘社编号:
分子量:
325.81
EC 号:
MDL编号:
UNSPSC代码:
12352303
PubChem化学物质编号:
NACRES:
NA.23
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质量水平

方案

99.99% trace metals basis

表单

powder

反应适用性

reagent type: catalyst
core: lanthanum

密度

6.51 g/mL at 25 °C (lit.)

应用

battery manufacturing

SMILES字符串

O=[La]O[La]=O

InChI

1S/2La.3O

InChI key

KTUFCUMIWABKDW-UHFFFAOYSA-N

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一般描述

La2O3 是宽带隙p型半导体,含Ln-4f空壳层,广泛用于制造光学材料、介电材料和半导体陶瓷。La2O3也在诸多有机转化反应中用作催化剂。

应用

LAMOX 快离子导体和超导体的前体。
氧化镧可用作制备防辐射玻璃的掺杂剂。例如,它可添加到废钠钙玻璃中,提高玻璃的线性衰减系数和防辐射性能。

可用作可回收催化体系,用于合成二苯硫化物和硒化物,以及用于芳基卤化物和杂芳胺的C-N交叉偶联反应。

可用作促进剂或支持材料,用于金催化的甲醇的选择性氧化反应。

特点和优势

  • 高折射率
  • 低分散性
  • 在玻璃基底中呈无色
  • 高效、低成本、可回收催化剂

储存分类代码

13 - Non Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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A J Barón-González et al.
Journal of physics. Condensed matter : an Institute of Physics journal, 23(49), 496003-496003 (2011-11-24)
The origin of dielectric anomalies and magnetodielectric response of La(2)MnCoO(6) has been investigated by means of ultra-high resolution synchrotron x-ray powder diffraction, neutron powder diffraction, resistivity, magnetization and dielectric measurements. The study has been performed on two different bulk samples
Lili Liu et al.
Journal of nanoscience and nanotechnology, 11(3), 2155-2162 (2011-04-01)
La2O3-CeO2 nanopowders with different La2O3 (0-20 mol%) were prepared by the sol-gel method. The modification of the cubic structure of ceria by substituting La3+ for Ce4+ into the lattice of CeO2 has been investigated. The crystal structure of La2O3-CeO2 nanomaterials
Lukas C Gerber et al.
Chemical communications (Cambridge, England), 48(32), 3869-3871 (2012-03-14)
Lanthanum oxide nanoparticles were utilized to scavenge phosphate from microbial growth media for the use of targeted nutrient starvation as an antimicrobial strategy. Only in phosphate poor environments a toxic effect was observed. The effect was shown on Escherichia coli
A A Nogiwa-Valdez et al.
Acta biomaterialia, 9(4), 6226-6235 (2012-12-12)
Zirconia has been used as an orthopaedic material since 1985 and is increasingly used in dental applications. One major concern with the use of zirconia is the significant loss in mechanical properties through hydrothermal degradation, with the uncontrolled transformation of
Pei Lu et al.
Environmental technology, 33(7-9), 1029-1036 (2012-06-23)
In this paper, catalytic samples of 10, 20, 30, 40 and 50% (w/w) urea/activated carbon fibre (AFC), 10% urea--5% La2O3/ACF, 10% urea--10% La2O3/ACF, 10% urea--15% La2O3/ACF, 20% urea--5% La2O3/ACF, 20% urea--10% La2O3/ACF, and 20% urea-15% La2O3/ACF were prepared and used

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