Description

Ethyl Thieno[3,2-B]Pyridine-2-Carboxylate is a high-value heterocyclic building block and pharmaceutical intermediate of significant interest in modern organic synthesis. Its core value lies in its fused thienopyridine scaffold, which is a privileged structure for developing novel active pharmaceutical ingredients (APIs) with potential biological activity. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for the synthesis of complex molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the research and synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, oncology, and anti-inflammatory pathways.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Material Science: Serves as a building block for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs), due to its electron-rich thiophene and pyridine motifs.
• Chemical Synthesis: An essential reagent for constructing complex fused-ring systems in academic and industrial organic chemistry research.
• Ligand & Catalyst Development: Utilized in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	Ethyl Thieno[3,2-B]Pyridine-2-Carboxylate
CAS No.	398118-44-0
Molecular Formula	C10H9NO2S
Molecular Weight	207.25 g/mol
Synonyms	Ethyl Thieno[3,2-b]pyridine-2-carboxylate; 2-Thieno[3,2-b]pyridinecarboxylic acid ethyl ester; Ethyl 2-Thieno[3,2-b]pyridinecarboxylate; Thieno[3,2-b]pyridine-2-carboxylic acid ethyl ester; ETCP; Ethyl 2-(Thieno[3,2-b]pyridin-2-yl)acetate (common misnomer); 398118-44-0; 2-Carbethoxy-thieno[3,2-b]pyridine
EINECS	Contact for details

Quality Control

Our Ethyl Thieno[3,2-B]Pyridine-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

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