Description

Thieno[3,2-C]Pyridine-5(4H)-Acetic Acid, -α--Methyl-4-Oxo- is a high-value, heterocyclic carboxylic acid derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique fused-ring structure makes it a versatile building block for constructing complex molecules with targeted biological and material properties. This compound is primarily sought by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science: Serves as a building block for organic semiconductors, liquid crystals, and other functional materials due to its electron-rich thienopyridine core.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex heterocyclic frameworks and exploring new chemical spaces.
• Ligand & Catalyst Development: Its structure can be functionalized to create novel ligands for metal catalysis or organocatalysts.

Basic Information

Product Name	Thieno[3,2-C]Pyridine-5(4H)-Acetic Acid, -α--Methyl-4-Oxo-
CAS No.	118376-65-1
Molecular Formula	C10H9NO3S
Molecular Weight	223.25 g/mol
Synonyms	4-Oxo-α-methyl-4,5-dihydrothieno[3,2-c]pyridine-5-acetic acid; 5-Acetic acid-α-methyl-4-oxo-4,5-dihydrothieno[3,2-c]pyridine; α-Methyl-4-oxo-4,5-dihydrothieno[3,2-c]pyridine-5-acetic acid; Methyl-4-oxo-thienopyridine acetic acid; Thienopyridine acetic acid derivative; CAS 118376-65-1
EINECS	Contact for details

Quality Control

Our Thieno[3,2-C]Pyridine-5(4H)-Acetic Acid, -α--Methyl-4-Oxo- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring high-purity intermediates under cGMP or ISO 9001 frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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