Description

2,5-Dichlorothiophene-3,4-Dicarboxylic Acid is a high-value, multi-functional heterocyclic building block essential for advanced organic synthesis. Its unique structure, featuring two carboxylic acid groups and chlorine substituents on a thiophene ring, makes it a versatile precursor for creating complex molecules with tailored electronic and physical properties. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in the synthesis of complex heterocyclic cores with potential biological activity.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the thiophene moiety can contribute to specific modes of action.
• Functional Material Precursor: Serves as a building block for conjugated polymers, organic semiconductors, and non-linear optical (NLO) materials due to its electron-accepting properties.
• Ligand and Catalyst Development: The carboxylic acid groups allow for chelation to metal centers, making it useful for creating novel ligands in catalysis and coordination chemistry.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized dyes and pigments where the chlorothiophene structure imparts specific color and stability characteristics.
• Custom Synthesis and R&D: A critical starting material for contract research organizations (CROs) and academic laboratories exploring new chemical entities and reaction pathways.

Basic Information

Product Name	2,5-Dichlorothiophene-3,4-Dicarboxylic Acid
CAS No.	36217-24-0
Molecular Formula	C6H2Cl2O4S
Molecular Weight	241.05 g/mol
Synonyms	3,4-Dicarboxy-2,5-dichlorothiophene; 2,5-Dichloro-3,4-thiophenedicarboxylic Acid; 2,5-Dichlorothiophene-3,4-dicarboxylic acid; Thiophene-3,4-dicarboxylic acid, 2,5-dichloro-; 2,5-Dichloro-thiophene-3,4-dicarboxylic acid
EINECS	Contact for details

Quality Control

Our 2,5-Dichlorothiophene-3,4-Dicarboxylic Acid is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity assessment and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and scale-up applications. Certificates of Analysis (COA) detailing batch-specific results are provided and available upon request 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 room temperature (15-25°C). The compound may be moisture-sensitive; keep the container tightly sealed when not in use.

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	≤ 1.0%
Residue on Ignition	≤ 0.1%

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