Description

Thieno[2,3-C]Pyridine-2-Carboxylic Acid, 3-Methyl-, Methyl Ester (9Ci) is a high-purity, heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. This specialized intermediate is valued for its unique fused-ring structure, which enables the construction of complex molecules with targeted properties. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting the central nervous system or exhibiting anti-inflammatory activity.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Material Science: Serves as a monomer or functional additive in the research of organic semiconductors and advanced polymeric materials.
• Chemical Synthesis: An essential building block for creating complex fused heterocycles in medicinal and process chemistry.
• Academic & Contract Research: Employed in university laboratories and CROs (Contract Research Organizations) for exploratory chemistry and method development.

Basic Information

Product Name	Thieno[2,3-C]Pyridine-2-Carboxylic Acid, 3-Methyl-, Methyl Ester (9Ci)
CAS No.	111043-08-4
Molecular Formula	C10H9NO2S
Molecular Weight	207.25 g/mol
Synonyms	Methyl 3-Methylthieno[2,3-c]pyridine-2-carboxylate; 3-Methylthieno[2,3-c]pyridine-2-carboxylic acid methyl ester; Thieno[2,3-c]pyridine-2-carboxylic acid, 3-methyl-, methyl ester; 111043-08-4; Methyl 3-methylthieno[2,3-c]pyridine-2-carboxylate; Thienopyridine derivative
EINECS	Contact for details

Quality Control

Every batch of Thieno[2,3-C]Pyridine-2-Carboxylic Acid, 3-Methyl-, Methyl Ester (9Ci) is produced and tested under strict quality management protocols to ensure consistency and purity for research and development applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
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.