Description

3,4-Dimethoxythiophene is a high-purity heterocyclic organic compound, serving as a versatile and critical building block in advanced chemical synthesis. Its unique structure, featuring electron-rich methoxy substituents on the thiophene ring, makes it an essential precursor for the development of conductive polymers, organic semiconductors, and functional materials. This compound is particularly valuable for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors seeking to innovate with tailored molecular architectures.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Conductive Polymer Synthesis: Fundamental monomer for producing PEDOT (poly(3,4-ethylenedioxythiophene)) analogs and other polythiophenes used in organic electronics.
• Organic Semiconductor Research: Building block for creating new organic field-effect transistors (OFETs), light-emitting diodes (OLEDs), and photovoltaic materials.
• Agrochemical Development: Intermediate in the synthesis of advanced crop protection agents and herbicides.
• Ligand and Catalyst Design: Precursor for creating specialized ligands used in transition metal catalysis and coordination chemistry.
• Material Science: Used in the fabrication of electrochromic devices, sensors, and anti-static coatings.

Basic Information

Product Name	3,4-Dimethoxythiophene
CAS No.	51792-34-8
Molecular Formula	C6H8O2S
Molecular Weight	144.19 g/mol
Synonyms	3,4-Dimethoxy-thiophene; Thiophene, 3,4-dimethoxy-; 3,4-Dimethoxythiofuran; 3,4-Dimethoxy-1-thia-2,4-cyclopentadiene; DMT; EDOT Precursor; 2,5-Dihydro-3,4-dimethoxythiophene (tautomer)
EINECS	Contact for details

Quality Control

Our 3,4-Dimethoxythiophene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your R&D and production 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 highly volatile nature, keep away from heat, sparks, and open flames. Incompatible with strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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