n-Propyltriethoxysilane, 97%, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11450077	Thermo Scientific Alfa Aesar B20997.14	25 g
11460077	Thermo Scientific Alfa Aesar B20997.22	100 g
11470077	Thermo Scientific Alfa Aesar B20997.36	500 g

Description

It is an important material in sol-gel production, it provides a hydrophobic surface treatment for inorganic powders or filter materials and it is one of the catalyst components for polyolefin production with Ziegler-Natta catalyst. It is mainly used as construction waterproofing agent/protective agent, inorganic filler surface treatment agent, and pigment dispersant.

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
It is an important material in sol-gel production, it provides a hydrophobic surface treatment for inorganic powders or filter materials and it is one of the catalyst components for polyolefin production with Ziegler-Natta catalyst. It is mainly used as construction waterproofing agent/protective agent, inorganic filler surface treatment agent, and pigment dispersant.

Solubility
Not miscible or difficult to mix in water. Soluble in alcohol, aromatic and aliphatic hydrocarbons.

Notes
Moisture sensitive. Store away from air and oxidizing agents and water/moisture. Keep the container tightly closed and place it in a cool, dry and well ventilated condition. Store under inert gas. Keep ignition sources away.

Chemical Identifiers

• CAS: 2550-02-9
• MDL Number: MFCD00026756

Specifications

• Boiling Point: 179°C to 180°C
• Molecular Formula: C9H22O3Si
• UN Number: UN1993
• Flash Point: 57°C (134°F)
• InChI Key: NBXZNTLFQLUFES-UHFFFAOYSA-N
• IUPAC Name: triethoxy(propyl)silane
• PubChem CID: 75691
• Percent Purity: 97%

• CAS: 2550-02-9
• MDL Number: MFCD00026756
• Beilstein: 1748158
• Synonym: propyltriethoxysilane, triethoxy propyl silane, n-propyltriethoxysilane, silane, triethoxypropyl, unii-f17otx9fg5, f17otx9fg5, dynasylan pteo, triethoxypropyl-silan, triethoxypropyl-silane, triethoxy-n-propylsilane
• SMILES: CCC[Si](OCC)(OCC)OCC
• Molecular Weight (g/mol): 206.36
• Formula Weight: 206.36
• Chemical Name or Material: n-Propyltriethoxysilane

Safety and Handling

GHS H Statement
H226-H315-H319-H335
Flammable liquid and vapour.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement
P261-P280g-P305+P351+P338
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Warning

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RUO – Research Use Only