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Hexamethyldisiloxane (HMDSO)

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Identification
Molecular formula
C6H18OSi2
CAS number
107-46-0
IUPAC name
[dimethyl(phenyl)silyl]oxy-dimethyl-trimethylsilyloxy-silane
State
State

At room temperature, hexamethyldisiloxane exists as a liquid. It is often used as a specialty solvent in various industrial applications.

Melting point (Celsius)
-68.00
Melting point (Kelvin)
205.15
Boiling point (Celsius)
101.00
Boiling point (Kelvin)
374.15
General information
Molecular weight
162.38g/mol
Molar mass
162.3820g/mol
Density
0.7635g/cm3
Appearence

Hexamethyldisiloxane is a clear, colorless liquid. It is known for its volatility and characteristic slightly sweet ether-like odor. Due to its organosilicon composition, it exhibits hydrophobic properties and is resistant to high temperatures.

Comment on solubility

Solubility of [dimethyl(phenyl)silyl]oxy-dimethyl-trimethylsilyloxy-silane

The compound [dimethyl(phenyl)silyl]oxy-dimethyl-trimethylsilyloxy-silane exhibits unique solubility characteristics due to its complex silane structure. Understanding its solubility behavior can be intriguing, as it mainly depends on the following factors:

  • Polar vs Non-Polar Nature: The presence of both phenyl and siloxy groups influences the polarity. The compound may show a preference for polar solvents due to the siloxy functionality.
  • Solvent Interaction: Common solvents for similar silanes include ethanol, acetone, or toluene. The solubility in these solvents varies, with potential greater solubility in non-polar solvents compared to polar ones.
  • Concentration Effects: At higher concentrations, the solubility could be significantly affected by intermolecular forces, especially in a mixed solvent environment.
  • Temperature Sensitivity: Like many silanes, solubility may increase with temperature, making it essential to consider the thermal conditions during use.

In summary, while this compound may demonstrate moderate solubility in various solvents, it is essential to experimentally determine its precise solubility profile in specific applications. As the saying goes, "The solubility of a compound is a key to unlocking its potential." Thus, further investigations in lab settings are recommended for optimal applications.

Interesting facts

Interesting Facts about [dimethyl(phenyl)silyl]oxy-dimethyl-trimethylsilyloxy-silane

[dimethyl(phenyl)silyl]oxy-dimethyl-trimethylsilyloxy-silane is a fascinating compound in the family of organosilicon chemistry. This compound holds significant potential in various industrial and research applications due to its unique structure and properties.

Key Features of the Compound:

  • Versatile Applications: This silane compound is particularly valued in the field of silicone polymers and coatings, where it enhances the durability, hydrophobicity, and flexibility of materials.
  • Stabilizing Agent: Its ability to act as a stabilizing agent makes it an excellent choice for improving the mechanical properties of composites, especially in aerospace and automotive applications.
  • Surface Modification: The compound is often employed for surface modification of materials, providing enhanced adhesion and chemical resistance.

From a chemical perspective, the presence of multiple functional groups within this compound allows for interesting reactivity patterns. The combination of silyl and phenyl entities creates a unique balance between reactivity and stabilization.

Research and Development:

  • Researchers are continuously exploring the unique reactivity of silanes like [dimethyl(phenyl)silyl]oxy-dimethyl-trimethylsilyloxy-silane, especially regarding their role in forming siloxane linkages.
  • The compound is a candidate for further studies in catalysis, emphasizing how silanes can be key components in the development of novel materials.

In summary, [dimethyl(phenyl)silyl]oxy-dimethyl-trimethylsilyloxy-silane is not just a complex name; it represents a universe of possibilities in material science, where innovation and application go hand in hand. Its unique properties and potential make it a remarkable subject for study and exploration in the world of chemistry.

Synonyms
Trisiloxane, heptamethylphenyl-
Heptamethylphenyltrisiloxane
72451-53-7
EINECS 276-665-8
1,1,1,3,3,5,5-HEPTAMETHYL-5-PHENYLTRISILOXANE
18407-16-4
SCHEMBL15277333
DTXSID10939791
PADKJHZREGCUJG-UHFFFAOYSA-N
NS00063712
1,1,1,3,3,5,5-heptamethyl-5-phenyl-trisiloxane