Description

Ethyl Thieno[2,3-B]Pyridine-2-Carboxylate is a high-value heterocyclic building block and ester derivative, recognized by its CAS registry number 59944-78-4. This compound is critical for advanced organic synthesis, serving as a versatile precursor for constructing complex molecular architectures. It is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Development: Used as a building block for creating new pesticides and herbicides with enhanced efficacy.
• Material Science Research: Serves as a precursor for organic electronic materials, such as organic semiconductors and light-emitting diodes (OLEDs).
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex fused heterocyclic systems via cross-coupling and cyclization reactions.
• Ligand and Catalyst Design: Useful for developing novel chelating ligands and organocatalysts for asymmetric synthesis.

Basic Information

Product Name	Ethyl Thieno[2,3-B]Pyridine-2-Carboxylate
CAS No.	59944-78-4
Molecular Formula	C10H9NO2S
Molecular Weight	207.25 g/mol
Synonyms	Ethyl Thieno[2,3-b]pyridine-2-carboxylate; 2-Thieno[2,3-b]pyridinecarboxylic acid ethyl ester; Ethyl 2-Thieno[2,3-b]pyridinecarboxylate; Ethyl Thienopyridine-2-carboxylate; 2-Carbethoxy Thieno[2,3-b]pyridine; Thieno[2,3-b]pyridine-2-carboxylic Acid Ethyl Ester; 59944-78-4
EINECS	Contact for details

Quality Control

Our Ethyl Thieno[2,3-B]Pyridine-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for research and development applications.

Storage

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

Specification

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