Description

Thieno[3,2-B]Pyridine CAS NO 272-67-3 is a high-purity fused heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its unique molecular architecture, combining thiophene and pyridine rings, makes it an invaluable scaffold for developing novel pharmaceuticals and functional materials. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries seeking to create compounds with specific electronic or biological properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) for various therapeutic areas.
• Agrochemical Research: Used in developing novel pesticides and herbicides due to its heterocyclic structure.
• Material Science: Acts as a building block for organic semiconductors, conductive polymers, and light-emitting materials.
• Ligand Synthesis: Serves as a core structure for creating complex ligands used in catalysis and metal-organic frameworks (MOFs).
• Chemical Research: A versatile scaffold in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Dye & Pigment Industry: Intermediate for synthesizing specialized dyes and pigments with enhanced stability or color properties.

Basic Information

Product Name	Thieno[3,2-B]Pyridine
CAS No.	272-67-3
Molecular Formula	C7H5NS
Molecular Weight	135.19 g/mol
Synonyms	Thieno[3,2-b]pyridine; Thieno(3,2-b)pyridine; 272-67-3; 3,2-b Thienopyridine; NSC 221981; Benzo[4,5]thieno[2,3-b]pyridine (related fused system); Thienopyridine derivative
EINECS	Contact for details

Quality Control

Our Thieno[3,2-B]Pyridine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, and we support our clients' regulatory needs for pharmaceutical and advanced material 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 incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.