5-Bromopentanoyl Chloride (CAS NO: 4509-90-4) stands as a critical chemical compound in modern organic synthesis, recognized for its versatility and essential role across various industrial applications. This acyl chloride, also known by synonyms such as 5-Bromovaleryl chloride and Pentanoyl chloride, 5-bromo-, is a highly reactive intermediate vital for building complex molecular structures.

Chemically characterized by its molecular formula C5H8BrClO and a molecular weight of 199.473 g/mol, 5-Bromopentanoyl Chloride typically appears as a colorless to light yellow liquid. Its physical properties include a boiling point of approximately 214.1±0.0 °C at 760 mmHg and a density of 1.5±0.1 g/cm3. These precise specifications underscore its consistent quality, a crucial factor for reactions where exact stoichiometry and purity are paramount.

The primary application of 5-Bromopentanoyl Chloride is its indispensable role as a pharmaceutical intermediate. Its structure, featuring both a bromo-group and an acyl chloride functionality, makes it a powerful building block for synthesizing a wide array of active pharmaceutical ingredients (APIs). In drug discovery and development, it facilitates the introduction of specific chemical moieties into target molecules, enabling the creation of novel compounds with desired therapeutic effects. Beyond pharmaceuticals, this compound finds significant use in the preparation of aromatic azides and organic gelators. Aromatic azides are valuable in click chemistry and various material science applications, while organic gelators are integral to advanced materials, including smart materials, drug delivery systems, and supramolecular assemblies. The reactivity of the acyl chloride group allows for facile acylation reactions, while the bromine atom offers pathways for further functionalization, such as nucleophilic substitution or cross-coupling reactions.

Given its reactive nature, the handling and storage of 5-Bromopentanoyl Chloride require strict adherence to safety protocols. It is a moisture-sensitive and corrosive substance, necessitating storage away from water, moisture, oxidizing agents, and strong bases. Proper ventilation and personal protective equipment are essential to ensure safe operations within laboratory and industrial settings. Manufacturers prioritize the production of this compound with high purity, often exceeding 99%, to meet the stringent demands of its applications, particularly in pharmaceutical synthesis where impurities can significantly impact product efficacy and safety.

For industries globally, securing a reliable source of high-purity 5-Bromopentanoyl Chloride is essential for uninterrupted research and production. As a dedicated manufacturer and supplier, NINGBO INNO PHARMCHEM CO.,LTD. is committed to providing this critical chemical intermediate with uncompromising quality. Our expertise ensures that when you choose to buy or purchase 5-Bromopentanoyl Chloride from us, you receive a product that meets rigorous specifications, supporting your most demanding chemical processes. We understand the dynamics of price and delivery, striving to offer competitive solutions while upholding the highest standards of product integrity and customer satisfaction.