Description

4-Methylthiophene-3-Carboxylic Acid is a high-purity heterocyclic building block essential for advanced organic synthesis. This compound serves as a critical intermediate in the development of active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting various therapeutic areas.
• Agrochemical Development: Used in the research and production of advanced pesticides and herbicides, leveraging the thiophene moiety for biological activity.
• Material Science: Serves as a precursor for functional polymers, organic semiconductors, and ligands for catalytic systems.
• Chemical Research: A versatile building block in academic and industrial R&D for exploring new heterocyclic compounds and reaction pathways.
• Ligand Synthesis: Useful for creating specialized ligands used in coordination chemistry and catalysis.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals.

Basic Information

Product Name	4-Methylthiophene-3-Carboxylic Acid
CAS No.	78071-30-4
Molecular Formula	C7H8O2S
Molecular Weight	156.20 g/mol
Synonyms	3-Carboxy-4-methylthiophene; 4-Methyl-3-thiophenecarboxylic Acid; 4-Methylthiophene-3-carboxylic acid; 3-Thiophenecarboxylic acid, 4-methyl-; 4-Methyl-3-thiophene carboxylic acid
EINECS	Contact for details

Quality Control

Our 4-Methylthiophene-3-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and production. Certificates of Analysis (COA) with detailed specifications are provided for every shipment.

Storage

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