In the ever-evolving fields of organic chemistry and pharmaceutical development, the availability of high-quality chemical intermediates is critical for driving innovation. 4-Nitroisophthalic Acid (CAS: 4315-09-7), also known as 4-Nitrobenzene-1,3-Dicarboxylic acid, is one such compound that serves as a vital building block. Its unique structural features and reactivity make it indispensable for chemists engaged in synthesizing complex organic molecules.

Understanding the core properties of 4-Nitroisophthalic Acid is the first step for any serious buyer. Typically appearing as a white powder, this substance has a molecular formula of C8H5NO6 and a molecular weight of 211.13 g/mol. Its melting point, generally cited between 258-259 °C, indicates a stable solid form. The high boiling point, around 493 °C, highlights its robustness in various chemical processes. For those looking to buy 4-Nitroisophthalic acid, these specifications are crucial for ensuring suitability for their intended applications.

The primary application for 4-Nitroisophthalic Acid is as a pharmaceutical intermediate. Its nitro and dicarboxylic acid functionalities allow for a wide range of chemical modifications, including reduction of the nitro group to an amine and various reactions involving the carboxyl groups, such as esterification and amidation. This versatility makes it a key component in the synthesis of numerous active pharmaceutical ingredients (APIs) and other fine chemicals. Researchers often seek to purchase 4-Nitroisophthalic acid from reliable sources to guarantee the purity and consistency required for complex synthetic pathways.

When sourcing this intermediate, particularly from China, identifying a reputable 4-Nitroisophthalic acid manufacturer and supplier is essential. These suppliers typically offer the compound in standard packaging, such as 25kg drums, and guarantee high purity levels, often 99.5% minimum. Accessing the most competitive 4-Nitroisophthalic acid price China can offer requires direct engagement with manufacturers. Companies should evaluate potential suppliers based on their quality control systems, production capacity, and responsiveness to inquiries about specific 4-Nitrobenzene-1,3-Dicarboxylic acid applications or custom requirements.

For procurement managers and research scientists, building a strong relationship with a dependable supplier ensures not only cost-effectiveness but also the uninterrupted availability of this crucial chemical. It is always beneficial to request detailed product information, including Certificates of Analysis (CoA), and to confirm lead times and shipping arrangements.

In conclusion, 4-Nitroisophthalic Acid is a highly valuable intermediate in the chemical synthesis landscape. By understanding its properties and adopting a strategic sourcing approach, businesses can effectively acquire this compound, facilitating advancements in pharmaceutical research and the broader chemical industry.