Description

4-Phenylthiophene-2-Boronic Acid is a high-purity boronic acid derivative, a crucial building block in modern synthetic chemistry. Its value lies in enabling precise carbon-carbon bond formation via Suzuki-Miyaura cross-coupling reactions, a cornerstone for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, particularly in the development of novel active ingredients and functional organic compounds.

Application

• Pharmaceutical Intermediate: Key reagent in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, especially those containing biaryl or heterobiaryl motifs.
• Agrochemical Synthesis: Used to create novel herbicides, fungicides, and insecticides by constructing complex aromatic and heteroaromatic scaffolds.
• Material Science: Building block for organic semiconductors, conductive polymers, and liquid crystals used in OLEDs, OFETs, and other electronic devices.
• Chemical Research: Versatile substrate in academic and industrial R&D for methodology development and library synthesis in medicinal and combinatorial chemistry.
• Ligand & Catalyst Development: Serves as a precursor for synthesizing specialized ligands and organometallic catalysts.

Basic Information

Product Name	4-Phenylthiophene-2-Boronic Acid
CAS No.	362612-68-8
Molecular Formula	C10H9BO2S
Molecular Weight	204.06 g/mol
Synonyms	(4-Phenylthiophen-2-yl)boronic acid; 2-Borono-4-phenylthiophene; 4-Phenyl-2-thienylboronic acid; 4-Phenylthien-2-ylboronic Acid; 4-Phenyl-2-thiopheneboronic Acid; 362612-68-8; 4-Phenylthiophene-2-boronic acid pinacol ester (precursor)
EINECS	Contact for details

Quality Control

Every batch of 4-Phenylthiophene-2-Boronic Acid is manufactured and tested under strict quality management protocols to ensure consistency and reliability for critical applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles as determined by advanced analytical techniques. Our quality commitment aligns with cGMP principles where applicable, supporting our customers' regulatory and research requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

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

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