Description

5-(4-Bromo-Phenyl)-4-Methyl-Thiophene-2-Carboxylic Acid is a high-purity, versatile heterocyclic building block of significant commercial interest. 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 sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: 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, leveraging its bromophenyl and thiophene motifs.
• Material Science Research: Serves as a building block for organic semiconductors, conductive polymers, and liquid crystals due to its conjugated thiophene core.
• Chemical Synthesis: Employed in organic chemistry for cross-coupling reactions (e.g., Suzuki, Stille) and as a scaffold for creating more complex heterocyclic compounds.
• Dye & Pigment Intermediate: Acts as a starting material for synthesizing specialized dyes and pigments with specific light-absorption properties.

Basic Information

Product Name	5-(4-Bromo-Phenyl)-4-Methyl-Thiophene-2-Carboxylic Acid
CAS No.	62404-05-1
Molecular Formula	C12H9BrO2S
Molecular Weight	297.17 g/mol
Synonyms	4-Methyl-5-(4-bromophenyl)thiophene-2-carboxylic acid; 5-(p-Bromophenyl)-4-methyl-2-thiophenecarboxylic acid; 2-Thiophenecarboxylic acid, 5-(4-bromophenyl)-4-methyl-; 5-(4-Bromophenyl)-4-methylthiophene-2-carboxylic acid; 4-Methyl-5-(4-bromophenyl)-2-thiophenecarboxylic acid
EINECS	Contact for details

Quality Control

Our 5-(4-Bromo-Phenyl)-4-Methyl-Thiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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