Description

3,4-Dibromo-2,5-Dichlorothiophene is a halogenated thiophene derivative, a versatile and highly functionalized heterocyclic building block. This compound is valued for its role as a key synthetic intermediate in the development of advanced materials and active pharmaceutical ingredients (APIs). It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides, where the thiophene core contributes to biological activity.
• Material Science: Acts as a monomer or building block for conductive polymers, organic semiconductors, and other electronic materials due to the thiophene scaffold.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Organic Synthesis & Chemical Research: A valuable reagent for introducing halogenated thiophene motifs into more complex molecules for structure-activity relationship (SAR) studies.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments where the halogenated structure alters light absorption properties.

Basic Information

Product Name	3,4-Dibromo-2,5-Dichlorothiophene
CAS No.	40477-45-0
Molecular Formula	C4Br2Cl2S
Molecular Weight	310.78 g/mol
Synonyms	2,5-Dichloro-3,4-dibromothiophene; 3,4-Dibromo-2,5-dichlorothiophene; Thiophene, 3,4-dibromo-2,5-dichloro-; 2,5-Dichloro-3,4-dibromothiophene; DBCT
EINECS	Contact for details

Quality Control

Our 3,4-Dibromo-2,5-Dichlorothiophene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

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.