Description

Silane, Trimethyl[(1-Propylheptyl)Oxy]- is a specialized organosilicon compound, CAS NO 61141-94-4, valued for its role as a versatile coupling agent and surface modifier. Its molecular structure allows it to form stable bonds between inorganic materials and organic polymers, enhancing composite material performance. This chemical is essential for manufacturers in the plastics, coatings, and advanced materials industries seeking to improve adhesion, dispersion, and mechanical properties.

Application

• Adhesion Promoter in polymer composites and sealants to enhance bonding between fillers and resin matrices.
• Surface Modification Agent for inorganic fillers like silica, glass, and minerals to improve compatibility with organic polymers.
• Crosslinking Agent in silicone rubber and resin formulations to tailor mechanical and thermal properties.
• Hydrophobing Agent in coatings and construction materials to impart water repellency.
• Dispersing Aid for pigments and nanoparticles in paints, inks, and masterbatches to prevent agglomeration.
• Intermediate in the synthesis of more complex organosilane derivatives for specialized applications.

Basic Information

Product Name	Silane, Trimethyl[(1-Propylheptyl)Oxy]-
CAS No.	61141-94-4
Molecular Formula	C13H30OSi
Molecular Weight	230.46 g/mol
Synonyms	Trimethyl[(1-propylheptyl)oxy]silane; (1-Propylheptyloxy)trimethylsilane; Decyloxytrimethylsilane; n-Decyloxytrimethylsilane; Trimethyl-n-decyloxysilane; Silane, decyloxytrimethyl-; O-Decyltrimethylsilanol; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our production of Trimethyl[(1-Propylheptyl)Oxy]silane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including gas chromatography (GC) and infrared spectroscopy (IR), to ensure high purity and consistency. Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic (moisture-sensitive) and highly volatile nature, store in a cool, dry, and well-ventilated area at room temperature (15-25°C/59-77°F). Keep the container tightly sealed under an inert atmosphere such as nitrogen to minimize moisture uptake and degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	~0.81 g/mL
Refractive Index (n20/D)	~1.420 - 1.425

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.