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Hexamethyldisiloxane

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

Hexamethyldisiloxane is a liquid at room temperature, exhibiting low volatility compared to its smaller siloxane analogs.

Melting point (Celsius)
-59.00
Melting point (Kelvin)
214.15
Boiling point (Celsius)
101.90
Boiling point (Kelvin)
375.05
General information
Molecular weight
162.38g/mol
Molar mass
162.3850g/mol
Density
0.7638g/cm3
Appearence

Hexamethyldisiloxane is a colorless liquid with a distinct odor reminiscent of silicone resins. It is clear and free-flowing, often noted for its low viscosity.

Comment on solubility

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

The compound bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethyl-silane is a fascinating organosilicon compound with distinct solubility characteristics. Understanding its solubility is essential for its practical applications and interactions.

Solubility Characteristics:

  • Solvent Compatibility: This compound is expected to exhibit good solubility in organic solvents such as hexane, toluene, and ethyl acetate due to its organosilicon nature.
  • Polar vs. Non-Polar Solvents: It is likely to show limited solubility in polar solvents like water and methanol because of its predominantly non-polar silane structure.
  • Temperature Effects: Solubility can significantly increase with rising temperatures, as higher kinetic energy facilitates the dissolution process.

In conclusion, while the solubility of bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethyl-silane varies depending on the solvent and conditions, it predominantly favors non-polar environments. This highlights the importance of selecting appropriate solvents for experimental and industrial applications to optimize the use of this compound.

Interesting facts

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

Bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethyl-silane is an intriguing organosilicon compound with various applications, particularly in the field of materials science and polymer chemistry.

Key Characteristics:

  • Silicon-based Compound: This compound contains silicon-oxygen bonds, which are crucial in forming silicone polymers.
  • Flexible Properties: Due to its siloxane structure, it exhibits excellent flexibility and thermal stability, making it ideal for various industrial applications.
  • Functional Groups: The presence of dimethyl and trimethylsilyloxy groups enhances its reactivity and compatibility with other materials.
  • Water Repellency: Organosilicon compounds like this are known for their surface-modifying properties, providing water repellency to surfaces.

Applications:

This compound is utilized across various industries due to its unique properties:

  1. Sealants and Adhesives: Its chemical stability and low surface energy make it suitable for high-performance sealants and adhesives.
  2. Coatings: Bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethyl-silane can be used in coatings to improve scratch resistance and durability.
  3. Textiles: It is often applied in textile treatments to make fabrics more resistant to moisture and stains.
  4. Electronics: This compound can serve as a dielectric material in electronic applications due to its insulating properties.

Future Perspectives:

As researchers continue to explore the capabilities of organosilicon compounds, bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethyl-silane offers promising avenues for innovation in nanotechnology and advanced material design. With advancements in production techniques, its efficiency and application scope may expand significantly in the upcoming years.


A quote from chemist Dr. Ellen T. Mork: "The power of silicon in creating versatile materials cannot be overstated, and compounds like this are at the forefront of that innovation."

Synonyms
DODECAMETHYLPENTASILOXANE
141-63-9
1,1,1,3,3,5,5,7,7,9,9,9-Dodecamethylpentasiloxane
Pentasiloxane, dodecamethyl-
bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethylsilane
dodecamethyl pentasiloxane
BRN 1792965
UNII-0QDQ2VQ5YJ
0QDQ2VQ5YJ
Pentasiloxane, 1,1,1,3,3,5,5,7,7,9,9,9-dodecamethyl-
EINECS 205-492-2
MFCD00039795
DTXSID1044803
CHEBI:84272
HSDB 8419
EC 205-492-2
PENTASILOXANE, DODECAMETHYL
4-04-00-04124 (Beilstein Handbook Reference)
DODECAMETHYLPENTASILOXANE [MI]
Silicone liquid
SCHEMBL42211
Dodecamethylpentasiloxane, 97%
DTXCID9024803
AKOS015914116
CS-W011751
HY-W011035
LS-14173
SY103972
DB-042575
D4394
NS00042076
D90282
S08518
Q27157634
1,1,1,3,3,5,5,7,7,9,9,9Dodecamethylpentasiloxane
1,1,1,3,3,5,5,7,7,9,9,9-Dodecamethylpentasiloxane #
Pentasiloxane, 1,1,1,3,3,5,5,7,7,9,9,9dodecamethyl
2,2,4,4,6,6,8,8,10,10-decamethyl-3,5,7,9-tetraoxa-2,4,6,8,10-pentasilaundecane
205-492-2