For professionals in the chemical and pharmaceutical industries, understanding specific chemical compounds and their sourcing is vital for operational success. CAS Number 66472-86-4, known as 3-Aminophenylboronic Acid Hemisulfate, is a significant chemical intermediate with diverse applications, particularly in pharmaceutical synthesis. This article provides a detailed look at its properties, uses, and essential considerations for sourcing this compound from reliable manufacturers. If you need to buy this chemical, obtaining accurate information is the first step.

3-Aminophenylboronic Acid Hemisulfate is characterized by its chemical formula C12H18B2N2O8S and a molecular weight of approximately 371.96. Its appearance is typically described as a pale yellow powder, with a high purity level usually specified as ≥98.0%. As a derivative of phenylboronic acid, its primary value stems from its role in organic synthesis. It is widely utilized as a pharmaceutical intermediate, serving as a crucial building block in the creation of various Active Pharmaceutical Ingredients (APIs). Its participation in reactions like the Suzuki coupling allows for efficient formation of carbon-carbon bonds, a fundamental process in constructing complex drug molecules. Manufacturers rely on this compound for its predictable reactivity and functional versatility.

The applications of CAS 66472-86-4 are not limited to pharmaceuticals. It also finds use in material science research, for example, in the synthesis of functionalized polymers and in the development of sensing materials. As a key phenylboronic acid derivative, its presence is noted in various complex organic preparations where precise molecular construction is required. For procurement managers and R&D scientists, identifying a trustworthy supplier is paramount. When considering a manufacturer, inquire about their capacity to produce this intermediate in the required quantities, their quality assurance processes, and their pricing for bulk purchases.

Sourcing chemicals like 3-Aminophenylboronic Acid Hemisulfate requires diligence. When looking to buy from China, for instance, it is beneficial to partner with manufacturers who can provide comprehensive product documentation, including Certificates of Analysis (CoA) and Technical Data Sheets (TDS). Understanding the storage conditions (often in a cool, dry place, away from sunlight) also helps ensure product integrity. We are a dedicated manufacturer committed to delivering high-quality 3-Aminophenylboronic Acid Hemisulfate. We encourage you to reach out to us for a quote and to discuss your specific requirements, ensuring you have a reliable supply of this essential chemical intermediate.