Description

5-(Tributylstannyl)-7-(5-(Tributylstannyl)-2,3-dihydrothieno[3,4-b][1,4]dioxin-7-yl)-2,3-dihydrothiene is a high-purity organotin monomer specifically designed for advanced materials synthesis. This compound is a critical building block for creating conductive polymers with tailored electronic properties. It is primarily utilized by R&D chemists and material scientists in the organic electronics and specialty chemical sectors for developing next-generation electronic components.

Application

• Conductive Polymer Synthesis: Serves as a key monomer for the preparation of poly(3,4-ethylenedioxythiophene) (PEDOT) and related derivative polymers via Stille coupling polymerization.
• Organic Semiconductor Development: Used in the research and production of organic thin-film transistors (OTFTs) and organic photovoltaic (OPV) cells.
• Electrochromic Materials: A precursor for creating smart windows and displays that change color or opacity with applied voltage.
• Transparent Conductive Films: Enables the fabrication of flexible, transparent electrodes for touchscreens, OLED lighting, and solar cells.
• Antistatic Coatings: Used to formulate coatings that dissipate static electricity for electronic packaging and sensitive device manufacturing.
• Chemical Research: Employed in academic and industrial laboratories for exploring new organometallic catalysts and novel π-conjugated systems.

Basic Information

Product Name	5-(Tributylstannyl)-7-(5-(Tributylstannyl)-2,3-dihydrothieno[3,4-b][1,4]dioxin-7-yl)-2,3-dihydrothiene
CAS No.	250726-95-5
Molecular Formula	C34H58O4S2Sn2
Molecular Weight	824.66 g/mol
Synonyms	2,5-Bis(tributylstannyl)-3,4-ethylenedioxythiophene; BiEDOT-SnBu3; 3,4-Ethylenedioxythiophene-2,5-diylbis(tributylstannane); 2,5-Di(tributylstannyl)-3,4-ethylenedioxythiophene; BEDOT-Sn; EDOT-Sn monomer; Stannylated EDOT dimer; Tributylstannyl-EDOT derivative
EINECS	Contact for details

Quality Control

Our production of 5-(Tributylstannyl)-7-(5-(Tributylstannyl)-2,3-dihydrothieno[3,4-b][1,4]dioxin-7-yl)-2,3-dihydrothiene adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity for sensitive polymerization reactions. Each lot is characterized by NMR (1H, 13C), HPLC, and elemental analysis (tin content). A comprehensive Certificate of Analysis (COA) detailing purity, identity, and residual solvent levels is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at 2-8°C in a freezer. This compound is sensitive to strong bases and should be kept away from oxidizing agents. Allow the sealed container to reach ambient temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	Yellow to orange viscous liquid or solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Tin Content (Analysis)	28.0 - 29.0 %
Residual Solvents (GC)	Meet ICH guidelines

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