Description

3-Methylthieno[2,3-B]Pyridine-2-Carboxylic Acid is a high-value heterocyclic carboxylic acid building block, essential for advanced organic synthesis and pharmaceutical research. Its unique fused thienopyridine structure makes it a critical intermediate for developing novel active pharmaceutical ingredients (APIs) and functional materials. This compound is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in central nervous system (CNS) and oncology therapeutic areas.
• Agrochemical Synthesis: Used in the creation of advanced pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Material Science Precursor: Serves as a building block for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Research: Employed in academic and industrial laboratories for method development and exploring novel heterocyclic chemistry.
• Ligand and Catalyst Development: The carboxylic acid functionality allows for derivatization into chelating ligands for metal catalysis.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis projects and scale-up processes under cGMP or ISO standards.

Basic Information

Product Name	3-Methylthieno[2,3-B]Pyridine-2-Carboxylic Acid
CAS No.	911462-54-9
Molecular Formula	C10H7NO2S
Molecular Weight	205.23 g/mol
Synonyms	3-Methylthieno[2,3-b]pyridine-2-carboxylic acid; 2-Carboxy-3-methylthieno[2,3-b]pyridine; 3-Methylthieno[2,3-b]pyridine-2-carboxylic acid; Thieno[2,3-b]pyridine-2-carboxylic acid, 3-methyl-; 911462-54-9
EINECS	Contact for details

Quality Control

Our 3-Methylthieno[2,3-B]Pyridine-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our production can align with cGMP, ISO 9001, and other relevant quality standards to meet the specific requirements of pharmaceutical and advanced chemical applications.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. For long-term storage, consider using desiccants or storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.