Description

Thieno[3,2-B]Pyridine-5-Carboxylic Acid is a high-purity heterocyclic carboxylic acid building block of significant importance in advanced organic synthesis. Its unique fused-ring structure makes it a critical intermediate for developing novel active pharmaceutical ingredients (APIs) and functional materials. This compound is primarily sought by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• 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 functional component in the creation of advanced polymers, ligands for catalysis, and organic electronic materials.
• Academic & Contract Research: Essential for medicinal chemistry programs and structure-activity relationship (SAR) studies in university and CRO laboratories.
• Chemical Synthesis: Utilized in multi-step synthetic routes to create more complex heterocyclic compounds and fine chemicals.

Basic Information

Product Name	Thieno[3,2-B]Pyridine-5-Carboxylic Acid
CAS No.	56473-92-8
Molecular Formula	C8H5NO2S
Molecular Weight	179.20 g/mol
Synonyms	5-Thieno[3,2-b]pyridinecarboxylic acid; Thieno[3,2-b]pyridine-5-carboxylic acid; 5-Carboxythieno[3,2-b]pyridine; 56473-92-8; Thienopyridine-5-carboxylic acid; TPC Acid
EINECS	Contact for details

Quality Control

Our Thieno[3,2-B]Pyridine-5-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), to ensure it meets the high standards required for research and development applications. A detailed Certificate of Analysis (COA) is provided with every shipment.

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 incompatible materials.

Specification

Item	Specification
Appearance	White to off-white 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.