Description

Tris[(1,1-Dimethyl-2-Propynyl)Oxy]Methylsilane is a specialized organosilicon compound featuring a unique combination of a silane core and multiple propargyl ether groups. This structure makes it a valuable intermediate and cross-linking agent in advanced material synthesis, particularly for creating highly cross-linked, thermally stable polymer networks. It is primarily sought by R&D chemists and material scientists in the coatings, adhesives, sealants, and elastomers (CASE) industries, as well as in the development of specialty resins and composites where controlled curing and enhanced material properties are critical.

Application

• Cross-linking Agent for Silicone Polymers: Used to introduce thermally and chemically stable cross-links into silicone-based formulations, improving the durability of high-performance sealants and adhesives.
• Intermediate for Specialty Resins: Serves as a key building block in the synthesis of novel thermoset resins for composite materials, offering tailored mechanical and thermal properties.
• Surface Modification Reagent: Employed to functionalize inorganic surfaces (e.g., silica, metals) with organic layers, enhancing compatibility in composite systems.
• Adhesion Promoter: Improves the bond strength between organic polymers and inorganic substrates in coating and composite applications.
• Research & Development: Utilized in academic and industrial R&D for exploring new polymer architectures, click chemistry applications, and material science innovations.

Basic Information

Product Name	Tris[(1,1-Dimethyl-2-Propynyl)Oxy]Methylsilane
CAS No.	83817-71-4
Molecular Formula	C16H26O3Si
Molecular Weight	294.47 g/mol
Synonyms	Methyltris(1,1-dimethyl-2-propynyloxy)silane; Methyltris(3,3-dimethylbut-1-yn-1-yloxy)silane; Tris(3,3-dimethyl-1-butyn-1-yloxy)methylsilane; (1,1-Dimethyl-2-propynyloxy)methylsilane trimer; Methylsilane, tris[(1,1-dimethyl-2-propynyl)oxy]-; Methyltris(3,3-dimethylbut-1-ynyloxy)silane; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of Tris[(1,1-Dimethyl-2-Propynyl)Oxy]Methylsilane adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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