Description

5-Propylthiophene-2-Boronic Acid is a high-purity boronic acid derivative, a critical building block in modern synthetic organic chemistry. Its value lies in its role as a versatile coupling partner in Suzuki-Miyaura cross-coupling reactions, enabling the efficient construction of complex biaryl and heterobiaryl structures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, particularly for developing novel active ingredients and functional organic molecules.

Application

• Pharmaceutical Intermediate: A key synthon for constructing drug candidates containing thiophene-biaryl motifs, used in medicinal chemistry research and development.
• Agrochemical Synthesis: Employed in the production of advanced pesticides and herbicides that require specific thiophene-based architectures for enhanced activity.
• Material Science: Serves as a precursor for organic electronic materials, such as semiconductors and conductive polymers used in OLEDs and organic photovoltaics.
• Chemical Research: Utilized in academic and industrial R&D labs for methodology development and the synthesis of novel complex molecules via palladium-catalyzed cross-coupling.
• Ligand and Catalyst Development: Acts as a starting material for creating specialized boronic ester ligands and other functionalized catalysts.

Basic Information

Product Name	5-Propylthiophene-2-Boronic Acid
CAS No.	162607-24-1
Molecular Formula	C7H11BO2S
Molecular Weight	170.04 g/mol
Synonyms	(5-Propylthiophen-2-yl)boronic acid; 2-Borono-5-propylthiophene; 5-Propyl-2-thienylboronic acid; 5-n-Propylthiophene-2-boronic acid; 5-Propylthiophene-2-boronique acide; 5-Propylthien-2-ylboronsäure; 2-(5-Propylthienyl)boronic Acid; B-(5-Propyl-2-thienyl)boronic acid
EINECS	Contact for details

Quality Control

Our 5-Propylthiophene-2-Boronic Acid is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity suitable for sensitive coupling reactions. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, identity, and impurity profiles. Our quality systems are designed to meet the stringent requirements of research and cGMP manufacturing environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥97.0%
Purity (NMR)	≥95.0%
Water Content (KF)	≤1.0%

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