Triethoxy(octyl)silane | CAS No. 2943-75-1

Q: What is Triethoxy(octyl)silane (CAS: 2943-75-1)?

Triethoxy(octyl)silane, with the CAS number 2943-75-1, is an organosilicon compound commonly used in chemical synthesis. Its chemical formula is C13H28O3Si, and it is a colorless liquid with low volatility. It exhibits good solubility in various solvents and is known for its hydrophobic properties, making it useful in surface treatment and functional material applications.

Q: What are the main uses of Triethoxy(octyl)silane (CAS: 2943-75-1)?

Triethoxy(octyl)silane is primarily used in the production of siloxane-based polymers, coatings, and adhesives. It serves as a precursor for silicone materials and is applied in pharmaceuticals for drug delivery systems, in industrial coatings for corrosion resistance, and in research for developing new materials with tailored properties.

Q: Is Trieth oxy(octyl)silane (CAS: 2943-75-1) safe?

Triethoxy(octyl)silane is generally considered safe when used under proper conditions, but it requires careful handling. It is not classified as highly toxic, but exposure to its vapors may cause irritation. Safety standards recommend using personal protective equipment (PPE) and ensuring adequate ventilation to minimize health risks.

Q: How should Trieth oxy(octyl)silane (CAS: 2943-75-1) be stored?

Triethoxy(octyl)silane should be stored in a cool, dry, and well-ventilated area, away from light and sources of heat. It is best kept in a sealed, airtight container made of materials compatible with organic solvents, such as polyethylene. Storage at temperatures below 25°C and maintaining low humidity helps preserve its stability and prolong shelf life.

Triethoxy(octyl)silane

Basic Information

View in Editor

CAS Number

2943-75-1

Molecular Formula

C14H32O3Si

Molecular Weight

276.49 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

<-40°C

Boiling Point

84-85 °C/0.5 mmHg

Refractive Index

n20/D 1.417(lit.)

SMILES

View in Editor

CCCCCCCC[Si](OCC)(OCC)OCC

InChI

InChI=1S/C14H32O3Si/c1-5-9-10-11-12-13-14-18(15-6-2,16-7-3)17-8-4/h5-14H2,1-4H3

InChIKey

MSRJTTSHWYDFIU-UHFFFAOYSA-N

LogP

4.395300000000004

Topological Polar Surface Area

27.69 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

159

Safety Information

View Safety Information

GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Sensitiveness

Moisture Sensitive

Synonyms & References

English

Triethoxy(octyl)silane
n-Octyl triethoxysilane
Triethoxyoctylsilane
octyltriethoxysilane
Triethoxy-n-octylsilane
Silquest? A-137
(octyl)triethoxysilane
A 137
CH3(CH2)7Si(OEt)3
CO9835
dynasylanocteo
prosil9202
prosil9234
Silquest A-137
silquesta137
U-222
y9187
n-Octyltriethoxysilane
Silane, triethoxyoctyl-
triethoxycaprylylsilane
Octyl(triethoxy)silane
Dynasylan OCTEO
Prosil 9202
Silquest A 137
Prosil 9234
A 137 (coupling agent)
LDC331P08E
Y 9187
MSRJTTSHWYDFIU-UHFFFAOYSA-N
triethoxyoctyl-silane
octyl-triethoxy-silane

MDL Number

MFCD00039883

Customs Code

29310095

FAQ

What is Triethoxy(octyl)silane (CAS: 2943-75-1)?

Triethoxy(octyl)silane, with the CAS number 2943-75-1, is an organosilicon compound commonly used in chemical synthesis. Its chemical formula is C13H28O3Si, and it is a colorless liquid with low volatility. It exhibits good solubility in various solvents and is known for its hydrophobic properties, making it useful in surface treatment and functional material applications.

What are the main uses of Triethoxy(octyl)silane (CAS: 2943-75-1)?

Triethoxy(octyl)silane is primarily used in the production of siloxane-based polymers, coatings, and adhesives. It serves as a precursor for silicone materials and is applied in pharmaceuticals for drug delivery systems, in industrial coatings for corrosion resistance, and in research for developing new materials with tailored properties.

Is Trieth oxy(octyl)silane (CAS: 2943-75-1) safe?

Triethoxy(octyl)silane is generally considered safe when used under proper conditions, but it requires careful handling. It is not classified as highly toxic, but exposure to its vapors may cause irritation. Safety standards recommend using personal protective equipment (PPE) and ensuring adequate ventilation to minimize health risks.

How should Trieth oxy(octyl)silane (CAS: 2943-75-1) be stored?

Triethoxy(octyl)silane should be stored in a cool, dry, and well-ventilated area, away from light and sources of heat. It is best kept in a sealed, airtight container made of materials compatible with organic solvents, such as polyethylene. Storage at temperatures below 25°C and maintaining low humidity helps preserve its stability and prolong shelf life.