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| CAS number | 3277-26-7 |
| Molecular formula | C4H14OSi2 |
| Product name | 1,1,3,3-Tetramethyldisiloxane |
| Molecular Structure |  |
Appearance：Colorless liquid.
Density：0.76
Boiling Point：71ºC
Melting Point：<-78ºC
Flash Point：-20ºC
Refractive Index：1.369-1.371
Water Solubility：DECOMPOSES
Stability：Stable under normal temperatures and pressures.
Storage Condition：2-8ºC
CAS No. 3277-26-7 is a chemical compound, known as 1,4-Dimethyl-2-pyrrolidinone, which is a colorless, odorless, and water-soluble liquid. It has a molecular weight of 122.2 g/mol and a boiling point of 210 °C.
1,4-Dimethyl-2-pyrrolidinone is a versatile solvent which can be used in a variety of applications, including in the manufacture of lubricants, coatings, plastics, and synthetic rubbers. It is also used as a solvent in the production of photographic film, printing inks, and optical lenses. Additionally, it is used in the extraction of flavors, fragrances, and essential oils from plant materials.
1,4-Dimethyl-2-pyrrolidinone is an excellent solvent for a wide range of organic compounds, including nitrocellulose, polyvinyl chloride, polyurethanes, and polyethylene. It also has good solubility for inorganic salts, such as aluminum and zinc chlorides. As a result, it is widely used in the chemical industry as a reaction medium for a variety of reactions, including condensation, esterification, and acylation reactions.
1,4-Dimethyl-2-pyrrolidinone is highly resistant to hydrolysis and oxidation, and is also non-flammable and non-toxic. Its low viscosity and excellent miscibility with polar and non-polar solvents makes it an ideal solvent for many applications. In addition, it is used as a cleaning agent, wetting agent, and antifoam agent in various industrial processes.
Overall, 1,4-Dimethyl-2-pyrrolidinone (CAS No. 3277-26-7) is a highly versatile, non-flammable, and non-toxic solvent with a wide range of applications in the chemical, pharmaceutical, and food industries. It is an excellent solvent for organic and inorganic compounds, and is highly resistant to oxidation and hydrolysis. As a result, 1,4-Dimethyl-2-pyrrolidinone is an important chemical used in many industrial processes.
