Description

2,3-Dihydro-Thieno[3,4-B]-1,4-Dithiin is a specialized heterocyclic organic compound featuring a fused thiophene-dithiin structure, serving as a critical building block in advanced material science. Its unique electron-rich, sulfur-containing fused ring system makes it a valuable precursor for the synthesis of conductive polymers and organic semiconductors. This high-purity intermediate is essential for researchers and manufacturers in the fields of organic electronics, photovoltaics, and materials chemistry seeking to develop novel electronic properties.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers used in Organic Field-Effect Transistors (OFETs) and organic photovoltaics (OPVs).
• Electron Donor Material: Used in the development of donor-acceptor type copolymers for high-efficiency solar cell applications.
• Conductive Polymer Research: Serves as a fundamental building block in academic and industrial R&D for creating new electroactive materials.
• Ligand Synthesis: Utilized in the preparation of sulfur-containing ligands for catalysis and coordination chemistry.
• Non-Linear Optical Materials: Investigated for use in the development of materials with non-linear optical (NLO) properties.

Basic Information

Product Name	2,3-Dihydro-Thieno[3,4-B]-1,4-Dithiin
CAS No.	158962-92-6
Molecular Formula	C6H6S3
Molecular Weight	174.30 g/mol
Synonyms	2,3-Dihydrothieno[3,4-b][1,4]dithiin; Thieno[3,4-b]-1,4-dithiin, 2,3-dihydro-; 1,4-Dithiin, 2,3-dihydrothieno[3,4-b]-; EDOT-S (common abbreviation); 3,4-Ethylenedisulfanylethiophene (precursor derivative name); 2,3-Dihydro-1,4-dithiino[2,3-c]thiophene
EINECS	Contact for details

Quality Control

Our 2,3-Dihydro-Thieno[3,4-B]-1,4-Dithiin is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity required for sensitive electronic applications. We employ advanced analytical techniques including HPLC, GC-MS, and NMR for identity confirmation and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and specific impurity limits is provided with each shipment to support your quality assurance and R&D documentation.

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 storing under an inert atmosphere such as argon or nitrogen to minimize potential oxidation.

Specification

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

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