Description

1,3,4-Thiadiazole, 2-(2,3-Dihydrothieno[3,4-B]-1,4-Dioxin-5-Yl)- is a high-purity heterocyclic organic compound featuring a fused thiadiazole and ethylenedioxythiophene (EDOT) core structure. This specialized chemical serves as a critical advanced intermediate or functional monomer for the synthesis of novel materials with tailored electronic and optical properties. It is primarily sought by R&D and production teams in the organic electronics, conductive polymers, and pharmaceutical research sectors.

Application

• Conductive Polymer Synthesis: As a key monomer for developing novel polythiophene and poly(3,4-ethylenedioxythiophene) (PEDOT) derivatives with enhanced conductivity and stability.
• Organic Semiconductor Development: A building block for creating n-type or ambipolar organic semiconductors used in organic field-effect transistors (OFETs) and photovoltaics (OPVs).
• Electrochromic Materials: Used in the research and production of smart windows and displays due to its ability to form polymers that change color with applied voltage.
• Pharmaceutical Intermediate: Serves as a sophisticated scaffold in medicinal chemistry for the discovery of new therapeutic agents, particularly targeting various enzyme systems.
• Sensor Technology: Incorporated into the design of chemical and biological sensors where its redox-active properties enable sensitive detection mechanisms.
• Antistatic & Corrosion-Inhibiting Coatings: A precursor for polymeric coatings that provide surface conductivity for static dissipation or corrosion protection.

Basic Information

Product Name	1,3,4-Thiadiazole, 2-(2,3-Dihydrothieno[3,4-B]-1,4-Dioxin-5-Yl)-
CAS No.	878801-63-9
Molecular Formula	C8H6N2O2S2
Molecular Weight	226.27 g/mol
Synonyms	2-(2,3-Dihydrothieno[3,4-b][1,4]dioxin-5-yl)-1,3,4-thiadiazole; 5-(1,3,4-Thiadiazol-2-yl)-2,3-dihydrothieno[3,4-b][1,4]dioxine; EDOT-Thiadiazole; Thieno[3,4-b][1,4]dioxin-5-yl-1,3,4-thiadiazole; 2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbothioamide, N'-(aminocarbonothioyl)-; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict in-process controls to ensure batch-to-batch consistency and high purity. Quality is verified through comprehensive analytical techniques including HPLC, GC, NMR, and elemental analysis. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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