Description

3-Methyl-2-Thiophenecarboxylic Acid is a versatile heterocyclic building block featuring a carboxylic acid functional group on a substituted thiophene ring. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, particularly in pharmaceutical and agrochemical research. It is essential for chemists and manufacturers developing active ingredients, advanced materials, and specialty chemicals. The product is supplied to meet the stringent quality requirements of industrial and R&D applications.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those containing thiophene scaffolds for therapeutic agents.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Material Science: Serves as a monomer or building block for conducting polymers, organic semiconductors, and advanced electronic materials.
• Organic Synthesis & Research: A valuable reagent for constructing complex molecular architectures in medicinal chemistry and academic research laboratories.
• Dye and Pigment Manufacturing: Acts as an intermediate in the production of specialized dyes and organic pigments.

Basic Information

Product Name	3-Methyl-2-Thiophenecarboxylic Acid
CAS No.	23806-24-8
Molecular Formula	C6H6O2S
Molecular Weight	142.18 g/mol
Synonyms	3-Methylthiophene-2-carboxylic Acid; 2-Thiophenecarboxylic acid, 3-methyl-; 3-Methyl-2-thiophenecarboxylic acid; 3-Methylthiophene-2-carboxylate; 3-Methyl-2-carboxythiophene; 3-Methyl-2-thiofencarboxylic Acid
EINECS	Contact for details

Quality Control

Our 3-Methyl-2-Thiophenecarboxylic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality parameters. We support compliance with REACH and other relevant global regulatory frameworks.

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 bases, oxidizing agents, and heat sources. Due to its acidic nature, handle with appropriate personal protective equipment in a controlled environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.