Tetramethyl Orthosilicate (TMOS)
| Chemical Name: | Tetramethyl Orthosilicate (TMOS) |
| Product Category: | Crosslinkers & Silazanes | Silane Coupling Agent |
| Structural Formula: |  |
| CAS No.: | 681-84-5 |
| EINECS: | 211-656-4 |
| Structural Formula: | Si(OCH3)4 |
| Molecular Formula: | C4H12O4Si |
| Molecular Weight: | 152.22 |
Tetramethyl Orthosilicate (TMOS) Description
Tetramethoxysilane (CAS 681-84-5) is a colorless, transparent liquid with a distinct odor. This versatile silane compound plays a vital role in various industries, including electronics, where it is used as an insulating material. It also serves as an essential agent in optical glass processing, adhesives, and the synthesis of organic silicon. With its diverse applications, Tetramethoxysilane is crucial for enhancing performance and efficiency in numerous industrial processes.
| Chemical name | Tetramethyl Orthosilicate (TMOS) |
| Density | 1.0±0.1 g/cm3 |
| Boiling Point | 121.2±8.0 °C at 760 mmHg |
| Melting Point | −4 °C(lit.) |
| Flash Point | 28.9±0.0 °C |
| Refractive Index | 1.382 |
| Exact Mass | 152.050491 |
| Psas | 36.92000 |
| Logp | 2.97 |
| Appearance Traits | colorless liquid |
| Applications | Tetramethyl Orthosilicate serves as a precursor in the production of silica and silicate materials. It is utilized in the manufacturing of coatings, adhesives, and sealants, enhancing their properties such as adhesion, durability, and water resistance. Additionally, TMOS is employed in the synthesis of silica nanoparticles and as a coupling agent in various chemical reactions. |
| Safety and Handling | TMOS is classified as a hazardous substance. It is flammable and can cause severe irritation to the skin and eyes upon contact. Inhalation of its vapors may lead to respiratory issues. Appropriate safety measures, including the use of personal protective equipment (PPE) such as gloves, goggles, and adequate ventilation, are recommended when handling this chemical. |
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Tetramethyl Orthosilicate (TMOS): Guide
Tetramethyl Orthosilicate (TMOS, CAS 681-84-5) is a versatile and highly reactive silane compound with a wide range of applications in industrial processes, from silica production to surface modification and chemical synthesis. Its role as a precursor in silica-based materials and coatings is crucial for enhancing product performance in various industries, including automotive, construction, and electronics.
Due to its flammable and corrosive nature, strict safety guidelines must be followed when handling TMOS. With its unique chemical properties and diverse uses, TMOS continues to be a critical component in advanced materials science and nanotechnology.
