Description

4-Bromo-2-Methylthiophene is a versatile brominated heterocyclic building block essential for advanced organic synthesis. Its value lies in its reactivity, serving as a key intermediate for constructing complex molecules in pharmaceuticals and materials science. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing functionalized thiophene cores.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging the thiophene moiety for biological activity.
• Material Science: Serves as a monomer or building block for conductive polymers, organic semiconductors, and liquid crystals.
• Cross-Coupling Reactions: An excellent substrate for Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to form carbon-carbon bonds.
• Ligand and Catalyst Development: Used to synthesize novel ligands for metal catalysis and organocatalysts.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new synthetic methodologies and heterocyclic chemistry.

Basic Information

Product Name	4-Bromo-2-Methylthiophene
CAS No.	29421-92-9
Molecular Formula	C5H5BrS
Molecular Weight	177.06 g/mol
Synonyms	2-Methyl-4-bromothiophene; 4-Bromo-2-methylthiophene; 4-Bromo-2-methylthiofuran; 2-Methyl-4-bromothiofuran; 4-Bromo-2-methyl-thiophene; 29421-92-9; Thiophene, 4-bromo-2-methyl-; NSC 169106
EINECS	Contact for details

Quality Control

Our 4-Bromo-2-Methylthiophene is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

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 acids and incompatible materials. For long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	Clear colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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