Description

3-Methyl-5-p-Tolylthiophene-2-Carboxylic Acid is a high-purity, functionalized thiophene derivative serving as a critical building block in advanced organic synthesis. Its value lies in its unique molecular structure, which combines a carboxylic acid group with a substituted thiophene and tolyl ring, making it an essential precursor for creating complex heterocyclic compounds. This intermediate is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in therapeutic areas targeting central nervous system (CNS) disorders and inflammation.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Material Science Precursor: Serves as a monomer or functional unit in the development of conductive polymers, organic semiconductors, and non-linear optical (NLO) materials.
• Ligand and Catalyst Development: The carboxylic acid group allows for derivatization into complex ligands for metal-organic frameworks (MOFs) or asymmetric catalysis.
• Chemical Research & Development: A versatile scaffold for exploring new chemical space in academic and industrial R&D laboratories for various specialty chemical applications.

Basic Information

Product Name	3-Methyl-5-p-Tolylthiophene-2-Carboxylic Acid
CAS No.	947149-26-0
Molecular Formula	C13H12O2S
Molecular Weight	232.30 g/mol
Synonyms	3-Methyl-5-(4-methylphenyl)thiophene-2-carboxylic acid; 5-(p-Tolyl)-3-methylthiophene-2-carboxylic Acid; 2-Thiophenecarboxylic acid, 3-methyl-5-(4-methylphenyl)-; 947149-26-0; 3-Methyl-5-(p-tolyl)thiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 3-Methyl-5-p-Tolylthiophene-2-Carboxylic Acid adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for your critical synthesis work. Each lot undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment, and we support custom purity requirements to meet specific research or cGMP development needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible 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)	≥ 97.0%
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.