Silicon Dioxide

Basic Information

View in Editor

CAS Number

61790-53-2

Molecular Formula

O2Si

Molecular Weight

60.08 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

1400~1650℃

Density

0.47 g/cm3 (loose weight)

SMILES

View in Editor

O=[Si]=O

InChI

InChI=1S/O2Si/c1-3-2

InChIKey

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

LogP

-0.61840

Complexity

18.3

Safety Information

View Safety Information

Hazard Statement

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H373 Causes damage to organs through prolonged or repeated exposure
Specific target organ toxicity, repeated exposure

Stability

Stable. Incompatible with strong acids

Synonyms & References

English

Celatom
Diatomaceous earth
Infusorial earth
kieselguhr dg
celite(R) afa
celite(R) filter cel
celite(R) 500
celite(R) 501
celite(R) 503
celite(R) 512
celite(R) 560
hyflo super cel
Filter agent, Celite?521
KieselguhrSiOAlOCaOFeO
Kieselguhr with gypsum
Filter agent, Celite?545
Filter agent, Celpure?P100
Diatomite
Celite?521
Celatom?FW-14
Celatom?FW-50
Celatom?FW-60
Celite?Kieselguhr washed with acid
Filter agent
CELITE 545
Celite S Filter Aid
Celite?,highpurityanalyticalgrade,foranalysis10GR
Celite?,highpurityanalyticalgrade,foranalysis25GR
Kieselguhr
Silicium dioxide
Filter aid

MDL Number

MFCD00132803

Customs Code

3802900090

FAQ

What is Silicon Dioxide (CAS: 61790-53-2)?

Silicon dioxide, with the CAS number 61790-53-2, is a chemical compound composed of silicon and oxygen atoms. It exists in various forms, including amorphous and crystalline, and is known for its high thermal stability, chemical inertness, and ability to resist high temperatures. Silicon dioxide is commonly found in nature as a mineral, such as quartz, and has a wide range of applications due to its unique physical and chemical properties.

What are the main uses of Silicon Dioxide (CAS: 61790-53-2)?

Silicon dioxide (CAS 61790-53-2) is widely used in pharmaceuticals as an excipient, in the manufacturing of electronics as a semiconductor material, in food industry as an anti-caking agent, and in research for its role in catalytic processes and as a support material. It is also employed in the production of glass, ceramics, and as a filler in various industrial products.

Is Silicon Dioxide (CAS: 61790-53-2) safe?

Silicon dioxide (CAS 61790-53-2) is generally considered safe when handled properly. It is non-toxic and inert, but inhaling crystalline forms can cause respiratory issues. Safety standards recommend using appropriate protective equipment, such as gloves and masks, and following guidelines to minimize exposure during handling or processing.

How should Silicon Dioxide (CAS: 61790-53-2) be stored?

Silicon dioxide (CAS 61790-53-2) should be stored in a cool, dry place away from moisture and direct sunlight. It is stable under normal conditions but should be kept in airtight containers to prevent contamination. Proper storage ensures its long-term usability and maintains its chemical integrity.