Description

4-Methyl-2-Thiophenecarboxylic Acid is a versatile heterocyclic building block essential for advanced organic synthesis. This compound is valued for its role as a key intermediate in the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought by R&D chemists and process development scientists for constructing thiophene-based scaffolds in active pharmaceutical ingredients (APIs), functional materials, and specialty chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, especially those containing the thiophene moiety for therapeutic applications.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the thiophene ring contributes to biological activity.
• Material Science Research: Serves as a precursor for organic semiconductors, conductive polymers, and other functional materials requiring specific electronic properties.
• Ligand and Catalyst Development: Employed in the creation of specialized ligands for metal catalysis and coordination chemistry.
• Chemical Research & Development: A fundamental reagent for method development and exploring new synthetic pathways in academic and industrial laboratories.
• Fine Chemical Production: Integrated into multi-step syntheses for producing high-value, complex organic compounds.

Basic Information

Product Name	4-Methyl-2-Thiophenecarboxylic Acid
CAS No.	168902-34-9
Molecular Formula	C6H6O2S
Molecular Weight	142.18 g/mol
Synonyms	4-Methylthiophene-2-carboxylic Acid; 2-Thiophenecarboxylic acid, 4-methyl-; 4-Methyl-2-thiophenecarboxylic acid; 4-Methylthiophene-2-carboxylic acid; 4-Methyl-2-carboxythiophene; 4-Methyl-2-thiofencarboxylic acid; 4-Methyl-2-thiophene carboxylic acid
EINECS	Contact for details

Quality Control

Our 4-Methyl-2-Thiophenecarboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory 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). Keep away from strong acids and organic solvents. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

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.