Thermo Scientific Chemicals

n-Octadecyltrichlorosilane, 95%, cont. 5-10% branched isomers, Thermo Scientific Chemicals

Catalog number: A15732.0B
1000 g, Each
Thermo Scientific Chemicals

n-Octadecyltrichlorosilane, 95%, cont. 5-10% branched isomers, Thermo Scientific Chemicals

Catalog number: A15732.0B
1000 g, Each
Quantity
Catalog number: A15732.0B
also known as A15732-0B
Price (TWD)

Chemical Identifiers

CAS
112-04-9
IUPAC Name
trichloro(octadecyl)silane
Molecular Formula
C18H37Cl3Si
InChI Key
PYJJCSYBSYXGQQ-UHFFFAOYSA-N
SMILES
CCCCCCCCCCCCCCCCCC[Si](Cl)(Cl)Cl
Appearance (Color)
Colorless to pale yellow to yellow-brown or pale brown
Form
Clear to slightly hazy liquid
Assay (GC)
≥84.5% (main component)
Assay (GC)
≥94.0% (sum of isomers)
Comment
Deposited material dissolves/melts on warming leaving a slight precipitate

Description

n-Octadecyltrichlorosilane is used in semiconductor industry to form self-assembled monolayer thin films on silicon dioxide substrates. Used in molecular electronics, as thin insulating gates in Metal-Insulator-Semiconductor Field-Effect Transistors. It is also used in platinum catalyzed synthesis.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
n-Octadecyltrichlorosilane is used in semiconductor industry to form self-assembled monolayer thin films on silicon dioxide substrates. Used in molecular electronics, as thin insulating gates in Metal-Insulator-Semiconductor Field-Effect Transistors. It is also used in platinum catalyzed synthesis.

Solubility
Decomposes in water.

Notes
Moisture sensitive. Store in cool dry place in tightly closed container. Store under dry inert gas. Keep away from water/moisture.
RUO – Research Use Only

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