Description

Silane,[1,4-Phenylenebis(Methylene)]Bis[Trimethyl is a specialized organosilicon compound featuring a bifunctional structure with two reactive trimethylsilyl groups linked via a phenylenebis(methylene) bridge. This molecular architecture makes it a valuable high-purity chemical intermediate for advanced material synthesis, where precise surface modification and controlled cross-linking are required. It is primarily utilized by R&D and production teams in the pharmaceutical, specialty polymer, and advanced electronics sectors to develop novel siloxane-based materials and functional coatings.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs) requiring silyl-protecting groups or silicon-containing moieties.
• Surface Modification Agent: Acts as a key precursor for creating self-assembled monolayers (SAMs) or functionalized surfaces on glass, silicon, and metal oxides to alter wettability, adhesion, or biocompatibility.
• Cross-Linking Agent for Polymers: Serves as a building block in the production of specialty silicones, hybrid organic-inorganic polymers (ORMOSILs), and high-performance resins, enhancing thermal stability and mechanical properties.
• Adhesion Promoter: Incorporated into primer formulations to improve the bonding between organic polymers and inorganic substrates like metals, glass, or minerals.
• Precursor for Silica-Based Materials: Utilized in sol-gel processes to fabricate advanced ceramics, mesoporous silica, and controlled-release matrices with tailored porosity.
• Electronics & Semiconductor Manufacturing: Employed in the deposition of thin films, dielectric layers, and as a passivation agent in microelectronic device fabrication.

Basic Information

Item	Detail
Product Name	Silane,[1,4-Phenylenebis(Methylene)]Bis[Trimethyl
CAS No.	17557-09-4
Molecular Formula	C16H30Si2
Molecular Weight	278.59 g/mol
Synonyms	1,4-Bis(trimethylsilylmethyl)benzene; p-Xylylene-bis(trimethylsilane); [1,4-Phenylenebis(methylene)]bis[trimethylsilane]; α,α'-Bis(trimethylsilyl)-p-xylene; Bis(trimethylsilylmethyl)benzene; p-Bis(trimethylsilylmethyl)benzene; Trimethyl[4-[(trimethylsilyl)methyl]benzyl]silane
EINECS	Contact for details

Quality Control

Our production of Silane,[1,4-Phenylenebis(Methylene)]Bis[Trimethyl adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including GC, HPLC, and NMR analysis, to verify identity, potency, and impurity profiles. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, and we support compliance with relevant regulatory frameworks for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is moisture-sensitive; keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%

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