Description

5-Bromothieno[2,3-B]Pyridine-2-Carboxylic Acid is a high-value heterocyclic building block, specifically a brominated thienopyridine derivative, with the CAS registry number 1242336-81-7. This compound is essential for medicinal chemistry research and development, serving as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs). It is primarily sought after by pharmaceutical R&D laboratories and fine chemical manufacturers engaged in developing new therapeutic agents, particularly in oncology and central nervous system (CNS) drug discovery.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel small molecule drug candidates, particularly kinase inhibitors and other targeted therapies.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies and lead optimization programs to explore new chemical space.
• Agrochemical Development: Serves as a precursor in the research and synthesis of new crop protection agents and herbicides.
• Material Science: Potential use in the development of organic electronic materials and ligands for catalytic systems due to its fused heterocyclic structure.
• Academic & Contract Research: Utilized in university and CRO (Contract Research Organization) laboratories for fundamental organic synthesis and methodological studies.

Basic Information

Product Name	5-Bromothieno[2,3-B]Pyridine-2-Carboxylic Acid
CAS No.	1242336-81-7
Molecular Formula	C8H4BrNO2S
Molecular Weight	258.09 g/mol
Synonyms	5-Bromothieno[2,3-b]pyridine-2-carboxylic acid; 2-Thieno[2,3-b]pyridinecarboxylic acid, 5-bromo-; 5-Bromo-2-thieno[2,3-b]pyridinecarboxylic acid; 5-Bromothieno[2,3-b]pyridine-2-carboxylate; 1242336-81-7; 5-Bromo-thieno[2,3-b]pyridine-2-carboxylic acid; 5-Bromothieno[2,3-b]pyridinecarboxylic acid
EINECS	Contact for details

Quality Control

Our 5-Bromothieno[2,3-B]Pyridine-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of pharmaceutical R&D. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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 a controlled room temperature (15-25°C). The compound may be light-sensitive and hygroscopic; therefore, handling under inert atmosphere is recommended for long-term storage.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.