Description

4,5-Dibromo-3-Methylthiophene-2-Carboxylic Acid is a high-purity, multi-functional heterocyclic building block of significant importance in advanced organic synthesis. Its core value lies in its highly functionalized thiophene scaffold, which serves as a versatile precursor for constructing complex molecules in pharmaceutical and materials science research. This compound is primarily needed by R&D chemists and process development scientists in the agrochemical, pharmaceutical, and specialty polymer 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 medicinal chemistry programs targeting CNS disorders and anti-infective agents.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where the dibrominated thiophene core contributes to 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 specialized ligands for metal catalysis and coordination chemistry.
• Chemical Research & Development: A versatile building block for academic and industrial research into new heterocyclic compounds and reaction methodologies.
• Specialty Polymer Modification: Used to introduce functional thiophene units into polymer backbones to alter electronic or physical properties.

Basic Information

Product Name	4,5-Dibromo-3-Methylthiophene-2-Carboxylic Acid
CAS No.	854626-32-7
Molecular Formula	C7H4Br2O2S
Molecular Weight	319.98 g/mol
Synonyms	3-Methyl-4,5-dibromothiophene-2-carboxylic acid; 2-Carboxy-3-methyl-4,5-dibromothiophene; 4,5-Dibromo-3-methyl-2-thiophenecarboxylic acid; 4,5-Dibromo-3-methylthiophene-2-carboxylate (anion form); DBMTCA
EINECS	Contact for details

Quality Control

Our 4,5-Dibromo-3-Methylthiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis, to ensure high purity and batch-to-batch consistency suitable for sensitive R&D and scale-up applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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). Keep away from strong bases and oxidizing agents. For long-term storage, consider storage under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
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.