Description

2,5-Bis(Triethoxysilyl)Thiophene is a high-purity organosilane monomer featuring a central thiophene ring functionalized with triethoxysilyl groups. This molecular structure is critical for its role as a versatile building block in advanced material science, enabling strong covalent bonding to inorganic substrates. It is primarily sought after by R&D and production teams in the electronics and specialty polymer industries for developing functionalized surfaces and hybrid organic-inorganic materials.

Application

• Surface Modification Agent: Used to functionalize glass, silica, and metal oxide surfaces to impart specific chemical properties or improve adhesion for subsequent layers.
• Precursor for Hybrid Materials: Serves as a key monomer in sol-gel processes for creating siloxane-based hybrid polymers and nanocomposites with tailored optical or electronic properties.
• Adhesion Promoter: Enhances the bonding between organic polymers and inorganic fillers or substrates in composite materials, improving mechanical performance.
• Electronic Materials: Investigated for use in the synthesis of conjugated polymers and molecular components for organic semiconductors, photovoltaics, and sensors.
• Chromatography Stationary Phases: Utilized to derivatize silica gel for creating specialized HPLC columns with unique selectivity.
• Corrosion-Resistant Coatings: Incorporated into coating formulations to improve durability and chemical resistance on metallic surfaces.

Basic Information

Item	Details
Product Name	2,5-Bis(Triethoxysilyl)Thiophene
CAS No.	40190-22-5
Molecular Formula	C16H32O6S1Si2
Molecular Weight	408.66 g/mol
Synonyms	2,5-Bis(triethoxysilyl)thiophene; 2,5-Di(triethoxysilyl)thiophene; Thiophene-2,5-diylbis(triethoxysilane); 1,1'-(Thiophene-2,5-diyl)bis(1,1,1-triethoxysilane); Bis(triethoxysilyl)thiophene; DTES-Thiophene; 40190-22-5; Thiophene bridged triethoxysilane
EINECS	Contact for details

Quality Control

Every batch of 2,5-Bis(Triethoxysilyl)Thiophene is manufactured and tested under strict quality management protocols to ensure consistency and high purity. Our standard grade typically meets a purity specification of ≥95% (by GC or HPLC), with rigorous control of key impurities. Certificates of Analysis (COA) detailing identity, purity, and specific test results are provided with each shipment and are available upon request.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and degradation. Keep away from strong oxidizing agents.

Specification

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

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