Description

Thieno[3,2-B]Pyridine-5-Carboxylic Acid Methyl Ester is a high-purity heterocyclic building block and advanced pharmaceutical intermediate. This compound is valued for its unique fused-ring structure, which serves as a critical scaffold in the synthesis of complex bioactive molecules. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in therapeutic areas targeting the central nervous system and oncology.
• Agrochemical Research: Used as a building block for developing new pesticides and herbicides with specific modes of action.
• Material Science: Serves as a monomer or precursor for creating specialized polymers and organic electronic materials.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex heterocyclic frameworks in medicinal chemistry.
• Ligand & Catalyst Development: Utilized in the design of novel ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	Thieno[3,2-B]Pyridine-5-Carboxylic Acid Methyl Ester
CAS No.	159084-44-3
Molecular Formula	C9H7NO2S
Molecular Weight	193.22 g/mol
Synonyms	Methyl Thieno[3,2-b]pyridine-5-carboxylate; 5-(Methoxycarbonyl)thieno[3,2-b]pyridine; Thieno[3,2-b]pyridine-5-carboxylic acid, methyl ester; Methyl 5-thieno[3,2-b]pyridinecarboxylate; 159084-44-3; Thienopyridine ester; Methyl thienopyridine-5-carboxylate
EINECS	Contact for details

Quality Control

Our Thieno[3,2-B]Pyridine-5-Carboxylic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every shipment. We support cGMP standards for pharmaceutical applications and can tailor specifications to meet specific project requirements.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.