Description

3-Bromo-4-Methylthiophene-2-Carboxylic Acid is a high-purity, functionalized thiophene derivative serving as a critical building block in advanced organic synthesis. This compound is valued for its reactive bromine and carboxylic acid functional groups, enabling precise molecular construction. It is primarily sought by research and development chemists in the pharmaceutical and agrochemical sectors for creating novel active ingredients and complex heterocyclic structures.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the creation of advanced pesticides and herbicides with specific thiophene-based activity.
• Material Science Precursor: Serves as a monomer or functional unit in the synthesis of conductive polymers and organic electronic materials.
• Ligand and Catalyst Development: Employed to construct complex chelating ligands for catalysis and metal-organic frameworks (MOFs).
• Custom Synthesis and Contract Manufacturing: A versatile starting material for custom chemical synthesis services targeting specialized molecular libraries.

Basic Information

Product Name	3-Bromo-4-Methylthiophene-2-Carboxylic Acid
CAS No.	854627-16-0
Molecular Formula	C7H5BrO2S
Molecular Weight	233.08 g/mol
Synonyms	2-Bromo-3-methylthiophene-5-carboxylic acid; 3-Bromo-4-methyl-2-thiophenecarboxylic acid; 4-Methyl-3-bromothiophene-2-carboxylic acid; 3-Bromo-4-methylthiophene-2-carboxylic acid; 854627-16-0; Thiophene-2-carboxylic acid, 3-bromo-4-methyl-; 3-Bromo-4-methyl-2-thiophenecarboxylic acid
EINECS	Contact for details

Quality Control

Our 3-Bromo-4-Methylthiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, supporting 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 place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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