Silicate(2-), hexafluoro-, potassium (1:2)

Basic Information

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CAS Number

16871-90-2

Molecular Formula

FK3O3Si

Molecular Weight

212.38 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Specialty Chemicals UV Stabilizers

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

Melting Point

°Cd ec.)

Water Solubility

Slightly soluble in water.

Refractive Index

1.3991

SMILES

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[O-][Si](F)([O-])[O-].[K+].[K+].[K+]

InChI

InChI=1S/F6Si.2K/c1-7(2,3,4,5)6;;/q-2;2*+1

InChIKey

UUHPPUWEDCVPCO-UHFFFAOYSA-N

LogP

2.14040

Complexity

62.7

Safety Information

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GHS Hazard Pictograms

H301

H311

H331

Hazard Statement

H301 Toxic if swallowed
Acute toxicity, oral

H311 Toxic in contact with skin
Acute toxicity, dermal

H331 Toxic if inhaled
Acute toxicity, inhalation

Hazard Class

Class 6.1 Class 6.1

Sensitiveness

Moisture Sensitive

Synonyms & References

English

potassium hexafluorosilicate
dipotassium hexafluorosilicate
Potassium Fluorosilicate
Potassium Fluosilicate
Kaliumhexafluorsilikat
Potassium fluosilica
potassium flurosilicate
POTASSIUM SILICAFLUORIDE
POTASSIUM SILICOFLUORIDE
potassium-silicic-fluoride
potassiumfluosilicate
Potassiumsilicofluoride 99,9%

MDL Number

MFCD00040666

Customs Code

2826901000

FAQ

What are the physical and chemical properties of Silicate(2-), hexafluoro-, potassium (1:2) (CAS: 16871-90-2)?

Silicate(2-), hexafluoro-, potassium (1:2) is a crystalline solid with a molecular weight of approximately 181.11 g/mol. It is highly soluble in water and less soluble in organic solvents. This compound is reactive with acids and bases. It has a specific gravity around 2.8 g/cm³ and a melting point of about 100°C.

How is Silicate(2-), hexafluoro-, potassium (1:2) (CAS: 16871-90-2) typically synthesized?

Silicate(2-), hexafluoro-, potassium (1:2) is synthesized by reacting potassium hexafluorosilicate with potassium fluoride. Commonly, this reaction is carried out in a water medium at room temperature. The yield is generally high, and the process can be optimized using appropriate catalysts and stoichiometric ratios to ensure selectivity.

What industries use Silicate(2-), hexafluoro-, potassium (1:2) (CAS: 16871-90-2)?

Silicate(2-), hexafluoro-, potassium (1:2) is used in pharmaceuticals for the production of certain medications, in polymers to enhance properties, in sensors as a detection component, and in semiconductors for specific applications due to its unique chemical properties and reactivity.

What precautions should be taken when handling Silicate(2-), hexafluoro-, potassium (1:2) (CAS: 16871-90-2)?

When handling Silicate(2-), hexafluoro-, potassium (1:2), it is crucial to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work in a well-ventilated area or a fume hood to prevent inhalation. Spills should be handled with appropriate absorbents and disposed of according to safety data sheet (SDS) guidelines. Always refer to the SDS for detailed safety information.