
Octadecyltrichlorosilane
Chemical Name: | Octadecyltrichlorosilane |
Product Category: | Long-chain Silanes | Silane Coupling Agent |
Structural Formula: | ![]() |
CAS No.: | 112-04-9 |
EINECS: | 203-930-7 |
Molecular Formula: | C₁₈H₃₇Cl₃Si |
Molecular Weight: | 387.93 g/mol |
Appearance: | Colorless to light yellow liquid |
Octadecyltrichlorosilane Description
Octadecyltrichlorosilane (OTS), also known as trichloro(octadecyl)silane, is an organosilicon compound widely used in various industrial applications, particularly in surface modification and the formation of self-assembled monolayers (SAMs).
Chemical Name | Octadecyltrichlorosilane |
Synonyms | Trichloro(octadecyl)silane; Stearyltrichlorosilane |
Boiling Point | 223°C at 10 mm Hg |
Density | 0.984 g/mL at 25°C |
Flash Point | 193°F |
Refractive Index (n²⁰/D) | 1.459 |
Solubility | Decomposes in water; soluble in organic solvents such as benzene, ethyl ether, heptane, and perchloroethylene |
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Octadecyltrichlorosilane: Guide
Octadecyltrichlorosilane is a versatile compound integral to surface modification processes in various technological applications. Its ability to form self-assembled monolayers makes it valuable in the semiconductor industry and molecular electronics. However, due to its reactive and corrosive nature, proper handling and storage are imperative to ensure safety and maintain its efficacy.
*Note: The information provided is based on available data and should be used with appropriate safety measures in place. For more detailed information, consult the material safety data sheet (MSDS) and relevant technical resources.*