Description

3,4-(2′,2′-Diethylpropylene)Dioxythiophene CAS NO 259139-19-0 is a specialized heterocyclic organic compound belonging to the dioxythiophene family. This high-purity intermediate is critical for the synthesis of advanced conductive polymers and functional organic electronic materials. It is primarily sought by research institutions and manufacturers in the organic electronics, photovoltaics, and specialty chemical synthesis sectors for developing next-generation materials.

Application

• Key Monomer for Conductive Polymers: Serves as a fundamental building block for synthesizing PEDOT (poly(3,4-ethylenedioxythiophene)) analogs and other polythiophene derivatives.
• Organic Semiconductor Development: Used in the research and production of organic thin-film transistors (OTFTs) and organic light-emitting diodes (OLEDs).
• Photovoltaic Materials: Employed in the fabrication of donor/acceptor materials for organic solar cells (OPVs) to enhance charge transport properties.
• Electrochromic Devices: A precursor for polymers used in smart windows and displays that change color or transparency with applied voltage.
• Sensor Technology: Utilized in creating sensitive layers for chemical and biological sensors due to its tunable electronic properties.
• Antistatic & Conductive Coatings: Basis for formulating transparent conductive coatings for films, displays, and electronic components.
• Academic & Industrial R&D: A valuable reagent for exploring new organic electronic materials and reaction pathways in synthetic chemistry.

Basic Information

Product Name	3,4-(2′,2′-Diethylpropylene)Dioxythiophene
CAS No.	259139-19-0
Molecular Formula	C11H16O2S
Molecular Weight	212.31 g/mol
Synonyms	2,3-Dihydrothieno[3,4-b][1,4]dioxine, 2,2-diethyl-5,7-dihydro-; 2,2-Diethyl-2,3-dihydrothieno[3,4-b][1,4]dioxine; 3,4-Ethylenedioxythiophene, 2,2-diethyl- derivative; DiEDOT derivative; ProDOT-diEt; 2,2-Diethyl-3,4-propylenedioxythiophene; 2,2-Diethyl-2,3-dihydro-5H-[1,4]dioxino[2,3-c]thiophene
EINECS	Contact for details

Quality Control

Our 3,4-(2′,2′-Diethylpropylene)Dioxythiophene is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity required for sensitive electronic applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality systems are designed to meet the rigorous standards of advanced material research and production.

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). Keep away from strong oxidizing agents. For long-term storage, consider an inert atmosphere to preserve optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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