Description

7-(Carboxymethyl)-2-Methyl-4-Oxo-4,7-Dihydrothieno[2,3-B]Pyridine-5-Carboxylic Acid is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated molecular architectures. It is primarily sought by research institutions and manufacturers in the pharmaceutical and fine chemical industries for the development of new drug candidates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those targeting specific enzymatic pathways.
• API Synthesis: Serves as a core scaffold for the research and development of new Active Pharmaceutical Ingredients (APIs).
• Chemical Research: Used in academic and industrial R&D for exploring new reactions and building novel heterocyclic compounds.
• Fine Chemical Production: Employed in the multi-step synthesis of high-value specialty chemicals for various applications.
• Bioconjugate Chemistry: The carboxylic acid groups make it suitable for conjugation reactions in developing targeted therapies or diagnostic agents.

Basic Information

Product Name	7-(Carboxymethyl)-2-Methyl-4-Oxo-4,7-Dihydrothieno[2,3-B]Pyridine-5-Carboxylic Acid
CAS No.	67637-72-3
Molecular Formula	C12H9NO6S
Molecular Weight	295.27 g/mol
Synonyms	Thieno[2,3-b]pyridine-5-carboxylic acid, 7-(carboxymethyl)-2-methyl-4,7-dihydro-4-oxo-; 2-Methyl-4-oxo-4,7-dihydrothieno[2,3-b]pyridine-5,7-dicarboxylic acid; 7-Carboxymethyl-2-methyl-4-oxo-4,7-dihydrothieno[2,3-b]pyridine-5-carboxylic acid; 67637-72-3; Thienopyridinedicarboxylic acid derivative
EINECS	Contact for details

Quality Control

Our production of 7-(Carboxymethyl)-2-Methyl-4-Oxo-4,7-Dihydrothieno[2,3-B]Pyridine-5-Carboxylic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the exacting standards required for pharmaceutical R&D and synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and compliance.

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). Due to its chemical nature, keep away from strong acids and incompatible materials. For long-term storage, consider conditions under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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