In the realm of organic chemistry and pharmaceutical manufacturing, understanding the properties and applications of key intermediates is fundamental. Methyl 3-Bromobutanoate, identified by CAS number 21249-59-2, is one such compound that plays a significant role as a versatile building block. This article provides an in-depth overview of its characteristics, its utility in various synthetic processes, and essential considerations for procurement, especially when looking to purchase from established manufacturers.

Methyl 3-Bromobutanoate is characterized by its physical and chemical properties. It typically presents as a colorless liquid with a density of around 1.413 g/cm³. Its boiling point is approximately 149.9°C at atmospheric pressure, and it has a flash point of 77.4°C, indicating moderate flammability. The refractive index is 1.453. Critically, its purity is usually specified at ≥98.0%, a standard that is vital for its use in sensitive chemical reactions. The presence of a labile bromine atom and an ester functionality makes it a highly reactive and adaptable molecule for chemists. For those intending to buy, these specifications are key data points.

The primary application of Methyl 3-Bromobutanoate lies in its role as a pharmaceutical intermediate. It serves as a precursor for the synthesis of numerous Active Pharmaceutical Ingredients (APIs). Its structure allows for the introduction of specific carbon chains or functional groups into larger molecules, a process essential in drug discovery and development. Beyond pharmaceuticals, it can also find use in the synthesis of other fine chemicals and specialty compounds. Researchers often seek this compound for academic studies exploring new synthetic methodologies or for its potential in novel material science applications. Its availability for purchase from reliable sources ensures continued exploration in these fields.

When considering the purchase of Methyl 3-Bromobutanoate, identifying a reputable manufacturer is paramount. Companies like NINGBO INNO PHARMCHEM CO.,LTD. specialize in producing high-quality chemical intermediates and offer competitive pricing for bulk quantities. The procurement process typically involves requesting a quotation, verifying product specifications, and confirming delivery timelines. Understanding storage conditions is also important; the compound should ideally be stored in a well-ventilated, dry, cool place, separate from oxidants, to maintain its integrity. A trusted supplier will provide clear guidance on safe handling and storage.

In conclusion, Methyl 3-Bromobutanoate (CAS 21249-59-2) is a chemical compound of significant value, particularly in pharmaceutical synthesis. Its well-defined properties, high purity standards, and versatile reactivity make it a sought-after intermediate. By engaging with experienced manufacturers and suppliers, businesses can ensure a reliable supply of this crucial building block for their ongoing research and production needs. For anyone looking to buy Methyl 3-Bromobutanoate, consulting with knowledgeable chemical suppliers is the recommended approach to ensure quality and competitive pricing.