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Decamethylcyclopentasiloxane (D5)

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Identification
Molecular formula
C10H30O5Si5
CAS number
541-02-6
IUPAC name
2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane
State
State

At room temperature, the compound is in a liquid state, which is consistent with its use in many personal care products where a liquid or viscous form is preferred for ease of application and spreadability.

Melting point (Celsius)
17.00
Melting point (Kelvin)
290.15
Boiling point (Celsius)
210.00
Boiling point (Kelvin)
483.15
General information
Molecular weight
370.85g/mol
Molar mass
370.8540g/mol
Density
0.9560g/cm3
Appearence

The compound appears as a clear, colorless liquid. It has a faint pleasant odor and is often used in formulations where a smooth, nongreasy feel is desired.

Comment on solubility

Solubility of 2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane

The solubility of the compound 2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane is an intriguing topic to explore. This unique chemical structure, characterized by numerous methyl groups and silica-oxygen linkages, presents an unusual behavior in different solvents.

Generally, the solubility of this type of compound can be analyzed through several aspects:

  • Polarity: The presence of long hydrocarbon chains typically suggests low polarity.
  • Solvent compatibility: Compounds with similar polarities often exhibit better solubility. This compound may dissolve more readily in non-polar solvents compared to polar ones.
  • Temperature effects: Solubility may increase with temperature, as increased kinetic energy can help overcome intermolecular forces.
  • Hydrophobic interactions: The methyl groups may promote hydrophobic interactions, thereby reducing solubility in aqueous solutions.

In summary, while the 2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane may showcase limited solubility in polar solvents, it could be more amenable to dissolution in various non-polar organic solvents. Understanding these aspects assists in predicting how this compound will behave in different chemical environments.

Interesting facts

Interesting Facts about 2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane

This fascinating compound, often abbreviated for practicality, belongs to the category of polycyclic siloxanes and is known for its unique structural and chemical properties. Here are some intriguing insights about this complex molecule:

  • Structural Complexity: The compound features a cyclical structure that incorporates both silicon and oxygen atoms. This arrangement contributes to the compound's distinctive properties, making it a subject of interest in materials science.
  • Applications in Technology: Due to its unique flexibility and thermal stability, compounds of this nature are often explored for use in high-performance lubricants, sealants, and coatings, especially in demanding environments such as aerospace and automotive applications.
  • Silicon-Oxygen Bonding: The incorporation of silicon-oxygen bonds enhances the overall stability of the molecule, offering resilience against thermal degradation and chemical reactions that might affect other organic compounds.
  • Potential for Research: Scientists are continually investigating the properties of such siloxanes for their potential roles in drug delivery systems and as scaffolds in medical applications due to their biocompatibility.
  • Versatile Synthesis: The synthesis of this compound can be quite intricate, involving multi-step processes that highlight the importance of strategic planning in chemical synthesis and the opportunity for skills development in lab settings.

In summary, the compound 2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane stands as a testament to the innovation present in modern chemistry. Its unique properties and potential applications continue to inspire both researchers and students alike.

Synonyms
TETRADECAMETHYLCYCLOHEPTASILOXANE
107-50-6
Cyclomethicone 7
Cycloheptasiloxane, tetradecamethyl-
2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-1,3,5,7,9,11,13-heptaoxa-2,4,6,8,10,12,14-heptasilacyclotetradecane
UNII-KCK5L8VU47
KCK5L8VU47
tetradecamethyl cycloheptasiloxane
Cycloheptasiloxane,2,2,4,4,6,6,8,8,10,10,12,12,14,14-tetradecamethyl-
EINECS 203-496-9
Tetradecamethylcyclotetradecaneheptasiloxane
DTXSID8059348
CHEBI:87988
J182.220I
2,2,4,4,6,6,8,8,10,10,12,12,14,14-TETRADECAMETHYLCYCLOTETRADECANEHEPTASILOXANE
CYCLOHEPTASILOXANE, 2,2,4,4,6,6,8,8,10,10,12,12,14,14-TETRADECAMETHYL-
Tetradecamethyl-cycloheptasiloxane; 2,2,4,4,6,6,8,8,10,10,12,12,14,14-Tetradecamethyl-cycloheptasiloxane
MFCD30534308
SCHEMBL375229
DTXCID5033040
AKOS028110683
NS00041292
T2678
T71579
Q27160005
2,2,4,4,6,6,8,8,10,10,12,12,14,14-Tetradecamethylcycloheptasiloxane
2,2,4,4,6,6,8,8,10,10,12,12,14,14-Tetradecamethylcycloheptasiloxane #
D-7
D7