Catalog Number
ACM1067250-1
Product Name
Trimethoxy(Propyl)Silane
Category
Salt; Silane Coupling Agents; Self Assembly and Contact Printing Materials
Synonyms
Propyltrimethoxysilane
IUPAC Name
trimethoxy(propyl)silane
Molecular Formula
C6H16O3Si
Canonical SMILES
CCC[Si](OC)(OC)OC
InChI
InChI=1S/C6H16O3Si/c1-5-6-10(7-2,8-3)9-4/h5-6H2,1-4H3
InChI Key
HQYALQRYBUJWDH-UHFFFAOYSA-N
Appearance
Colorless to almost colorless clear liquid
Application
Trimethoxy(propyl)silane, a colorless or yellowish low-viscosity liquid, serves multiple industrial purposes, with its role as a pivotal material in sol-gel production being particularly notable. It is primarily characterized by its ability to provide hydrophobic surface treatment for inorganic powders and filler materials. Additionally, this alkylalkoxysilane plays an essential role as one of the components in the Ziegler-Natta catalyst system for polyolefin production. With functional versatility, it reacts with water more readily than some counterparts, allowing users to adjust hydrolysis rates to suit specific applications. Furthermore, it acts as a neutral curing agent in silicone sealant formulations, where it crosslinks α,ω-silanol polydimethylsiloxanes in conditions of atmospheric moisture. This particular silane is often preferred as the primary crosslinker in oxime silicone sealants, offering the potential for tailored properties such as controlled cure rates and enhanced adhesion, either alone or in combination with other oxime silanes.
Storage
Store under inert gas
Covalently-Bonded Unit Count
1
Exact Mass
164.086871g/mol
Hazard Statements
H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
H226 : Flammable liquid and vapour.
MeSH Entry Terms
propyltrimethoxysilane;PTMS cpd
Monoisotopic Mass
164.086871g/mol
Precautionary Statements
P210 : Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.