Description

2',3'-D]Thiophene-2,5-Dicarboxylic Acid Diethyl Ester is a high-purity organic building block and synthetic intermediate of significant importance in advanced chemical research and development. This compound is valued for its unique thiophene-based heterocyclic structure, which serves as a critical scaffold in the synthesis of complex molecules. It is primarily sought after by researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries for applications in drug discovery, functional material design, and specialty chemical production.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system and anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new generation herbicides, fungicides, and plant growth regulators.
• Organic Electronic Materials: Serves as a building block for π-conjugated systems in the development of organic semiconductors, OLEDs (Organic Light-Emitting Diodes), and photovoltaic materials.
• Ligand and Catalyst Development: Employed in the creation of novel ligands for transition metal catalysis and organocatalysts.
• Polymer Chemistry: Acts as a monomer or co-monomer for synthesizing specialty polymers with specific electronic or thermal properties.
• Chemical Research: A versatile reagent for heterocyclic and medicinal chemistry research in academic and industrial R&D laboratories.

Basic Information

Product Name	2',3'-D]Thiophene-2,5-Dicarboxylic Acid Diethyl Ester
CAS No.	502764-52-5
Molecular Formula	C14H14O4S
Molecular Weight	278.32 g/mol
Synonyms	Diethyl Thiophene-2,5-dicarboxylate; 2,5-Thiophenedicarboxylic Acid Diethyl Ester; Diethyl 2,5-Thiophenedicarboxylate; 2,5-Bis(ethoxycarbonyl)thiophene; Thiophene-2,5-dicarboxylic Acid Diethyl Ester; 2,5-Di(ethoxycarbonyl)thiophene; Ethyl 2,5-Thiophenedicarboxylate
EINECS	Contact for details

Quality Control

Our 2',3'-D]Thiophene-2,5-Dicarboxylic Acid Diethyl Ester is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and industrial use. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to verify identity and purity. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.