dioxotantaliooxy(dioxo)tantalum

Basic Information

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CAS Number

1314-61-0

Molecular Formula

O5Ta2

Molecular Weight

441.89 g/mol

EINECS

215-238-2

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

1872 °C

Density

8.2 g/mL at 25 °C

Water Solubility

Insoluble in water.

SMILES

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O=[Ta](=O)O[Ta](=O)=O

InChI

InChI=1S/5O.2Ta

InChIKey

PBCFLUZVCVVTBY-UHFFFAOYSA-N

LogP

-0.5486

Topological Polar Surface Area

77.51 Å²

Hydrogen Bond Donor/Acceptor

0 / 5

Complexity

124

Safety Information

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Sensitiveness

对湿度敏感

Toxicity

LD50 orally in rats: 8000 mg/kg (Cochran)

Synonyms & References

English

TANTALUM(V) OXIDE
TANTALUM(+5)OXIDE
TANTALUM PENTOXIDE
TANTALUM OXIDE
Tantalic acid anhydride
Ta2-O5
Tantalum oxide (Ta2O5)
Tantalum penta oxide
Tantalum(V) oxide
Tantalumoxidewhitepowder
ditantalum pentaoxide
Tantalum oxide
Tantalumpentoxide
1,2,4,5-Tetrachlorobenzene
dioxotantaliooxy(dioxo)tantalum
tantalic acid anhydride
tantalum penta oxide
tatalum pentoxide
tantalum pentoxide
tantalumoxide

MDL Number

MFCD00011254

EC Number

215-238-2

Customs Code

28259085

FAQ

What are the physical and chemical properties of dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0)?

Dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0) is a crystalline solid with a high molecular weight. It is poorly soluble in water but soluble in strong acids. The compound exhibits low reactivity under normal conditions. It has a density of approximately 11 g/cm³ and a melting point above 1000°C. It is stable under normal atmospheric conditions but should be handled with care due to its nature as a reactive metal oxide.

How is dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0) typically synthesized?

Dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0) is typically synthesized through the reaction of tantalum metal with oxygen in the presence of a suitable oxidizing agent. The synthesis can be carried out at high temperatures, and the process requires careful control of temperature and pressure to achieve high yield and purity. The reaction is highly exothermic, and appropriate safety measures should be taken to avoid thermal runaway.

What industries use dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0)?

Dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0) finds applications in the electronics industry, particularly in semiconductor manufacturing, where it is used as a precursor for tantalum-based films. It is also used in the production of high-performance capacitors and as a raw material in the development of tantalum alloys. Additionally, it has applications in the pharmaceutical and chemical industries for the synthesis of various compounds and catalysts.

What precautions should be taken when handling dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0)?

When handling dioxotantaliooxy(dioxo)tantalum (CAS: 1314-61-0), it is essential to follow all standard laboratory safety protocols. Wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work in a well-ventilated area or within a fume hood to minimize exposure to air. Spills should be handled with care, using absorbent materials, and the area should be thoroughly cleaned. Consult the Material Safety Data Sheet (MSDS) for detailed safety information and emergency procedures. Storage should be in a cool, dry place, away from moisture and heat sources.