Description

Diethyl Thiophene-2,5-Dicarboxylate is a high-purity organic building block and ester derivative of thiophene-2,5-dicarboxylic acid. This compound is a critical intermediate in the synthesis of advanced materials and active pharmaceutical ingredients (APIs), valued for its well-defined molecular structure and reactivity. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in medicinal chemistry research.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, leveraging the thiophene moiety for specific biological activity.
• Organic Electronic Materials: Serves as a precursor for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Ligand and Catalyst Development: Employed in the synthesis of complex ligands for coordination chemistry and catalysis.
• Chemical Research & Development: A versatile building block for academic and industrial R&D in organic synthesis and material science.
• Specialty Polymer Monomer: Can be polymerized or incorporated into polymer backbones to impart specific electronic or mechanical properties.

Basic Information

Product Name	Diethyl Thiophene-2,5-Dicarboxylate
CAS No.	61755-85-9
Molecular Formula	C10H12O4S
Molecular Weight	228.27 g/mol
Synonyms	2,5-Thiophenedicarboxylic Acid Diethyl Ester; Diethyl 2,5-Thiophenedicarboxylate; Thiophene-2,5-dicarboxylic Acid Diethyl Ester; Ethyl Thiophene-2,5-dicarboxylate; 2,5-Bis(ethoxycarbonyl)thiophene; Diethyl 2,5-Dicarboxythiophene; 2,5-Di(ethoxycarbonyl)thiophene
EINECS	Contact for details

Quality Control

Our Diethyl Thiophene-2,5-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every 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 area at room temperature (15-25°C). Keep away from heat sources and incompatible materials.

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%

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