Description

Silane, 1,7-Octadiyne-1,8-Diylbis[Trimethyl- is a specialized organosilicon compound featuring a unique diyne-bridged bis(trimethylsilyl) structure. This molecular architecture makes it a valuable precursor and cross-linking agent in advanced material synthesis, particularly for creating polymers and coatings with tailored thermal and mechanical properties. It is primarily utilized by R&D chemists and material scientists in the polymer, electronics, and specialty chemical industries for developing high-performance silicones and hybrid organic-inorganic materials.

Application

• Cross-linking Agent for Specialty Silicones: Used to introduce thermally stable, rigid linkages into silicone polymers, enhancing their mechanical strength and heat resistance.
• Precursor for Hybrid Organic-Inorganic Materials: Serves as a key building block in sol-gel processes to create advanced ceramics, coatings, and composites with specific optical or electronic properties.
• Surface Modification and Coupling Agent: Functionalizes inorganic surfaces (e.g., glass, metals, silica) to improve adhesion and compatibility with organic matrices in composite materials.
• Intermediate in Pharmaceutical & Agrochemistry R&D: Employed in the synthesis of complex molecules where silicon incorporation or specific alkyne functionality is required.
• Additive for High-Performance Elastomers: Imparts unique curing characteristics and property enhancements to specialty rubber and sealant formulations.

Basic Information

Product Name	Silane, 1,7-Octadiyne-1,8-Diylbis[Trimethyl-
CAS No.	63873-32-5
Molecular Formula	C14H26Si2
Molecular Weight	250.53 g/mol
Synonyms	1,8-Bis(trimethylsilyl)-1,7-octadiyne; 1,7-Octadiyne-1,8-diylbis[trimethylsilane]; Octadiyne-bis(trimethylsilane); Bis(trimethylsilyl)-1,7-octadiyne; 1,8-Bis(trimethylsilyl)octa-1,7-diyne; TMS-diyne linker; Diyne-bridged disilane
EINECS	Contact for details

Quality Control

Every batch of Silane, 1,7-Octadiyne-1,8-Diylbis[Trimethyl- is produced and tested under stringent quality management protocols to ensure consistency and reliability for industrial and research applications. Our products undergo rigorous analytical testing, including chromatography and spectroscopy, to verify identity, purity, and conformance to agreed specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and 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.