In the dynamic world of agriculture, the efficiency and effectiveness of crop protection products are paramount. Central to many of these advanced solutions are chemical intermediates – the foundational building blocks that enable the synthesis of complex active ingredients. Among these, 4-Methylphthalic Acid stands out as a pivotal compound, particularly in the realm of herbicides. Its specific chemical structure and purity are vital for producing agrochemicals that effectively manage weeds and safeguard crop yields.

4-Methylphthalic Acid, identified by CAS number 4316-23-8, is a white crystalline substance that plays a crucial role in the synthesis of herbicides like Imazamethabenz-Methyl. This herbicide is known for its efficacy in controlling grasses and broadleaf weeds in winter cereal crops. The importance of 4-Methylphthalic Acid lies in its ability to undergo specific chemical reactions that lead to the formation of the active herbicidal compound. Manufacturers rely on a consistent supply of high-purity 4-Methylphthalic Acid to ensure the quality and efficacy of their final products.

The chemical and physical properties of 4-Methylphthalic Acid contribute significantly to its value. With a molecular formula of C9H8O4 and a molecular weight of 180.157, it possesses a density of 1.4±0.1 g/cm³ and a melting point of 146-148 °C. Furthermore, its high flash point of 204.4±21.1 °C indicates a degree of stability that allows for safe handling and processing in industrial environments. These characteristics, combined with a typical assay of ≥99.0% and a low loss on drying (≤0.5%), underscore its suitability as a premium chemical intermediate.

The global demand for effective weed management solutions drives the need for reliable sources of key intermediates like 4-Methylphthalic Acid. China has emerged as a leading manufacturing hub for such chemicals, offering competitive pricing and robust production capabilities. Companies specializing in pesticide intermediates manufacturing in China are well-equipped to meet the stringent quality requirements of the agrochemical industry. NINGBO INNO PHARMCHEM CO.,LTD. is one such entity that contributes to this vital supply chain, providing high-quality chemical intermediates essential for agricultural innovation.

The application of 4-Methylphthalic Acid is predominantly in its role as a pesticide intermediate. Its specific reactivity makes it an ideal precursor for creating herbicides that are both effective and targeted. By understanding the importance of this compound, agrochemical companies can ensure the development of next-generation crop protection agents that support sustainable agriculture and global food security. The continuous pursuit of agricultural advancements relies heavily on the availability and quality of intermediates like 4-Methylphthalic Acid, ensuring that farmers have the tools they need to protect their crops.