Description

1,2-Bis(Pentamethyldisiloxanyl)Ethane is a specialized organosilicon compound featuring a unique ethane bridge between two pentamethyldisiloxanyl groups. This structure makes it a valuable silylating agent and hydrophobic modifier in advanced material synthesis. It is primarily used by R&D and production teams in the pharmaceutical, electronics, and specialty polymer industries to impart specific surface properties and enhance material performance.

Application

• Surface Modification Agent: Used to hydrophobically modify silica, glass, and other inorganic surfaces for improved moisture resistance and compatibility with organic matrices.
• Silylation Reagent in Pharmaceuticals: Employed to protect reactive functional groups (e.g., -OH, -NH) during complex multi-step synthesis of active pharmaceutical ingredients (APIs).
• Crosslinking Agent for Silicones: Serves as a building block or crosslinker in the synthesis of specialty silicone resins and elastomers with tailored properties.
• Precursor for Electronic Materials: Used in the chemical vapor deposition (CVD) or spin-coating processes to create thin films for microelectronics and semiconductor applications.
• Lubricant and Release Agent Additive: Incorporated into formulations to enhance lubricity, reduce surface tension, and improve mold release characteristics.
• Research & Development: A key intermediate in academic and industrial research for developing new organosilicon compounds and hybrid materials.

Basic Information

Product Name	1,2-Bis(Pentamethyldisiloxanyl)Ethane
CAS No.	6231-68-1
Molecular Formula	C₁₂H₃₆O₂Si₄
Molecular Weight	320.78 g/mol
Synonyms	Ethane, 1,2-bis[(pentamethyldisiloxanyl)]-; 1,2-Bis(pentamethyldisiloxanyl)ethane; Bis(pentamethyldisiloxanyl)ethane; 1,1,1,3,3-Pentamethyldisiloxane, 1,1'-(1,2-ethanediyl)bis-; Disiloxane, 1,1,1,3,3-pentamethyl-, 1,1'-(1,2-ethanediyl)bis-; HMDSO derivative; Silylating agent 6231-68-1
EINECS	Contact for details

Quality Control

Our production of 1,2-Bis(Pentamethyldisiloxanyl)Ethane adheres to strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, 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. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage under optimal conditions, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20/D)	1.4050 - 1.4100
Density (20°C)	0.86 - 0.90 g/mL

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