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Merck
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文件

223794

Sigma-Aldrich

五氧化二钒

≥98%

别名:

Vandia, 五氧化二钒

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About This Item

线性分子式:
V2O5
CAS号:
1314-62-1
分子量:
181.88
EC號碼:
215-239-8
MDL號碼:
MFCD00011457
分類程式碼代碼:
12161600
PubChem物質ID:
24853404
NACRES:
NA.22

化驗

≥98%

形狀

powder

反應適用性

core: vanadium
reagent type: catalyst

mp

690 °C (lit.)

密度

3.35 g/mL at 25 °C (lit.)

SMILES 字串

O=[V](=O)O[V](=O)=O

InChI

1S/5O.2V

InChI 密鑰

GNTDGMZSJNCJKK-UHFFFAOYSA-N

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相关类别

一般說明

五氧化二钒可用作氧化催化剂，将乙二醛氧化为乙醛酸。

應用

以 V2O5、Sb2O3 和高纯度过氧化氢为原料，采用溶胶-凝胶法制备了甲苯转化为苯甲腈或丙烯转化为丙烯腈的选择性氨氧化催化剂。已报告用微波辅助法制备新的稳定的氧化物离子导电的钒酸铋相的方法，即从 V2O5，Bi2O3 和其他固体氧化物。这些陶瓷在固体氧化物燃料电池、水蒸气电解槽和氧传感器方面显示出良好的应用前景。

訊號詞

Danger

危險分類

Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 2 - Carc. 1B - Lact. - Muta. 2 - Repr. 2 - STOT RE 1 Inhalation - STOT SE 3

標靶器官

Respiratory system, Respiratory Tract

儲存類別代碼

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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V2O5/C catalyst for liquid phase oxidation of glyoxal to glyoxylic acid
Niu Y and Li R
Science China: Chemistry, 52, 1057-1062 (2019)
Hongchang Pang et al.
Chemical communications (Cambridge, England), 49(15), 1536-1538 (2013-01-17)
A template-free strategy is exploited to bottom-up synthesize yolk-shell vanadium oxide through a two-step spontaneous assembly of hydrolytically formed subunits in a one-pot process. The unique structured vanadium pentoxide exhibits excellent cathode performance for lithium ion batteries.
Liying Liang et al.
Nanoscale, 5(3), 1026-1033 (2012-12-21)
The improvement of the electrochemical properties of electrode materials with large capacity and good capacity retention is becoming an important task in the field of lithium ion batteries (LIBs). We designed a function-oriented hybrid material consisting of silver vanadium oxide
Vaidyanathan, B. et al.
Chemistry of Materials, 10, 3400-3400 (1998)
Pailin Ngaotrakanwiwat et al.
Journal of nanoscience and nanotechnology, 12(1), 828-833 (2012-04-25)
TiO2-V2O5 was prepared and evaluated as an energy storage material for photocatalysts with high capacity and initial charging rate. The compound was successfully obtained by sol-gel technique and effects of compound composition and calcination temperature on the energy storage ability
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