For professionals in the chemical and pharmaceutical industries, a thorough understanding of chemical compounds is essential for effective research, development, and manufacturing. This article provides an in-depth overview of 4-Chloro-1,3-benzenediamine (CAS 5131-60-2), detailing its chemical properties, physical characteristics, and a broad spectrum of industrial applications.

4-Chloro-1,3-benzenediamine, identified by CAS Number 5131-60-2, is an organic compound characterized by its benzene ring substituted with a chlorine atom and two amine groups. Its molecular formula is C6H7ClN2, and it has a molecular weight of approximately 142.59 g/mol. The compound typically appears as a gray powder or a dark purple solid, with a reported melting point range of 87-90 °C. These physical properties are important for its handling, storage, and integration into various synthesis processes.

The chemical versatility of 4-Chloro-1,3-benzenediamine stems from the reactivity of its amine groups and the influence of the chlorine substituent on the aromatic ring. This makes it a highly sought-after intermediate in organic synthesis. Its primary applications span across several key industries:

Pharmaceutical Synthesis: It serves as a crucial precursor in the manufacturing of various pharmaceutical agents, including antibiotics, antiviral drugs, and antitumor compounds. The incorporation of this intermediate into drug molecules often contributes to their pharmacological activity and therapeutic efficacy. For instance, it can be a vital component in creating specific active pharmaceutical ingredients (APIs).

Dyestuff Industry: As a dye intermediate, it is instrumental in the synthesis of organic dyes. These dyes find extensive use in coloring textiles, leather, paper, and plastics, providing vibrant and durable colors. Its ability to participate in coupling reactions is key to forming chromophores in many dye structures.

Agrochemicals: The compound is also employed in the agrochemical sector, particularly in the synthesis of fungicides. These products are critical for protecting crops from fungal diseases, thereby enhancing agricultural yields and ensuring food security.

Other Industrial Uses: Beyond these major sectors, it may find application in the development of specialty chemicals, polymers, and other fine chemical products where its specific chemical functionalities are beneficial.

For businesses looking to procure 4-Chloro-1,3-benzenediamine, identifying reliable suppliers is essential. Manufacturers in China are recognized for their production capabilities, often offering high-purity grades (e.g., 97% min.) at competitive prices. When evaluating suppliers, it is advisable to review their product specifications, inquire about their manufacturing processes, and request samples to ensure the material meets your specific application requirements. Establishing a partnership with a knowledgeable supplier can streamline your procurement process and ensure the quality of your end products.

In essence, understanding the properties and applications of 4-Chloro-1,3-benzenediamine (CAS 5131-60-2) is key for any professional involved in chemical synthesis. Its broad utility underscores its importance as a versatile intermediate in driving innovation across multiple industries.