Description

2,5-Bis(Tributylstannyl)-3,4-Ethylenedioxythiophene is a high-value organotin monomer and a critical building block in advanced materials chemistry. Its core value lies in its role as a key precursor for the synthesis of conductive polymers, particularly poly(3,4-ethylenedioxythiophene) (PEDOT) derivatives, via Stille coupling reactions. This compound is essential for researchers and manufacturers in the organic electronics, photovoltaics, and specialty polymer industries who require precise molecular control for developing next-generation electronic materials.

Application

• Precursor for Conductive Polymers: Primary monomer for synthesizing PEDOT and its copolymers via Stille polycondensation.
• Organic Photovoltaics (OPVs): Used in the development of donor-acceptor polymers for high-efficiency solar cell active layers.
• Organic Light-Emitting Diodes (OLEDs): Building block for creating hole-transport and emissive layer materials.
• Electrochromic Devices: Key component in synthesizing polymers for smart windows and displays.
• Organic Field-Effect Transistors (OFETs): Enables the production of high-mobility semiconducting polymers.
• Chemical Research & Development: Serves as a versatile reagent for synthesizing complex thiophene-based π-conjugated systems.
• Antistatic & Conductive Coatings: Used to create transparent conductive films for electronic applications.

Basic Information

Product Name	2,5-Bis(Tributylstannyl)-3,4-Ethylenedioxythiophene
CAS No.	291308-76-4
Molecular Formula	C34H66O2S1Sn2
Molecular Weight	808.3 g/mol
Synonyms	2,5-Bis(tributylstannyl)-3,4-ethylenedioxythiophene; 2,5-Di(tributylstannyl)-3,4-ethylenedioxythiophene; EDOT-Sn(Bu)3; Bis(tributylstannyl) EDOT; 3,4-Ethylenedioxythiophene-2,5-diylbis(tributylstannane); Stannylated EDOT; PEDOT Precursor Monomer; TBTA-EDOT
EINECS	Contact for details

Quality Control

Our 2,5-Bis(Tributylstannyl)-3,4-Ethylenedioxythiophene is produced under strict quality protocols to ensure batch-to-batch consistency and high purity, which is critical for sensitive polymerization reactions. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, tin content, and impurity profiles. We adhere to ISO 9001 quality management principles, and our analytical methods, including NMR and HPLC, are validated to provide reliable data for our R&D and manufacturing partners.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at 2-8°C in a cool, dry, and well-ventilated place. This compound is moisture-sensitive and should be handled in a dry environment to prevent decomposition. Keep away from strong oxidizers.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Typical 97-99%)
Tin (Sn) Content	Contact for details
Residual Solvents (GC)	Meets ICH guidelines

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