Description

5-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Thieno[2,3-B]Pyridine is a high-purity boronic ester derivative, a crucial advanced intermediate in modern synthetic chemistry. Its core value lies in enabling efficient Suzuki-Miyaura cross-coupling reactions, a cornerstone methodology for constructing complex heterocyclic scaffolds. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries who are developing novel active ingredients and functional organic materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those containing the thienopyridine pharmacophore for potential therapeutic applications.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, leveraging its ability to form carbon-carbon bonds to create complex bioactive molecules.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for electron-transport or emissive layer materials in OLED displays and lighting due to its fused heterocyclic structure.
• Material Science Research: Employed in the development of organic semiconductors, conductive polymers, and other advanced functional materials.
• Chemical Biology & Proteomics: Can be utilized as a molecular probe or linker in bioconjugation chemistry and the development of chemical tools.
• Academic & R&D Laboratories: A valuable reagent for methodological development in cross-coupling chemistry and heterocyclic compound synthesis.

Basic Information

Item	Detail
Product Name	5-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Thieno[2,3-B]Pyridine
CAS No.	1034579-02-6
Molecular Formula	C15H18BNO2S
Molecular Weight	287.18 g/mol
Synonyms	Thieno[2,3-b]pyridine-5-boronic acid pinacol ester; 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[2,3-b]pyridine; 5-(Tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[2,3-b]pyridine; 5-(Pinacolatoboryl)thieno[2,3-b]pyridine; 5-Boronic acid pinacol ester thieno[2,3-b]pyridine; Thieno[2,3-b]pyridin-5-ylboronic acid pinacol ester
EINECS	Contact for details

Quality Control

Our 5-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Thieno[2,3-B]Pyridine is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and production. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality systems are designed to meet the stringent requirements of pharmaceutical and advanced material supply chains.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. Due to its hygroscopic and moisture-sensitive nature, the container must be kept tightly sealed and may require desiccant. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Purity (HPLC)	≥97.0% (Area %)
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.