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Organic silicones

N-OCTADECYLTRICHLOROSILANE

CAS number

112-04-9

Molecular formula C18H37Cl3Si
Product name N-OCTADECYLTRICHLOROSILANE
Molecular Structure

Appearance:Colorless clear liquid

Density:0.984 g/mL at 25 °C(lit.)

Boiling Point:223 °C10 mm Hg(lit.)

Melting Point:22°C

Flash Point:193 °F

Refractive Index:n20/D 1.459(lit.)

Stability:Stable. Reacts violently with water. Incompatible with strong acids, strong bases, strong oxidizing agents. Air-sensitive. Combustible.

Vapor Density:>1 (vs air)

Vapor Pressure:<5 mm Hg ( 20 °C)


CAS No. 112-04-9 is a white to slightly yellow crystal powder, and is known as 2,2-Dimethyl-1,3-propanediol. It is a colorless, volatile liquid with a sweet odor and a boiling point of 121 °C. It is miscible with water and soluble in most organic solvents.


2,2-Dimethyl-1,3-propanediol is used in a variety of industries, including the chemical, pharmaceutical, and cosmetic industries. In the chemical industry, it is used as a solvent, surfactant, and plasticizer. In the pharmaceutical industry, it is used as an excipient and a stabilizer. In the cosmetic industry, it is used as a humectant, emollient, and moisturizer.


It is also used in the manufacture of polyurethanes, polyesters, and polyamides. It is an important intermediate in the production of polyester polyols, which are used to produce polyurethane foams. It is used as a solvent in inks and coatings, as well as in the manufacture of dyes and pigments.


2,2-Dimethyl-1,3-propanediol is a low-toxicity compound and has a very low vapor pressure. It has a low vapor pressure, making it ideal for use in aerosol and other pressurized systems. It has a low flammability and is non-corrosive.


2,2-Dimethyl-1,3-propanediol is an excellent solvent for organic compounds and is used in the production of polyurethane foams, polyester polyols, and polyamides. It is used in the manufacture of polyurethane foams, polyesters, and polyamides due to its excellent solubility in organic solvents. Its low vapor pressure and low flammability make it an ideal choice for use in aerosol and other pressurized systems.


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