• 1. “On water” nano-Cu2O-catalyzed CO-free one-pot multicomponent cascade cyanation–annulation–aminolysis reaction toward phthalimides
  Xiaowei Wen,Xiaojuan Liu,Zhiqi Yang,Menglan Xie,Yuxi Liu,Lipeng Long,Zhengwang Chen Org. Biomol. Chem. 2021 19 1738

• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Aminobenzoic acids and derivatives
• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Benzoic acids and derivatives Aminobenzoic acids and derivatives
• Solvents and Organic Chemicals Organic Compounds Acids/Esters

5-Amino-2-Bromobenzoic Acid: A Comprehensive Overview

5-Amino-2-bromobenzoic acid, also known by its CAS registry number CAS No. 2840-02-0, is a chemical compound with the molecular formula C7H5BrNO3. This compound is an aromatic amino acid derivative, characterized by the presence of an amino group (-NH2) at the 5th position and a bromine atom at the 2nd position on the benzoic acid ring. The compound exhibits a unique combination of functional groups, making it a valuable molecule in various fields of chemistry, including pharmaceuticals, agrochemicals, and material science.

The synthesis of 5-amino-2-bromobenzoic acid typically involves multi-step organic reactions, often starting from benzene derivatives. The introduction of the amino and bromine substituents requires precise control over reaction conditions to ensure high purity and yield. Recent advancements in catalytic methods and green chemistry have enabled more efficient and environmentally friendly synthesis routes for this compound.

In terms of physical properties, 5-amino-2-bromobenzoic acid is a white crystalline solid with a melting point of approximately 195°C. Its solubility in water is moderate, making it suitable for various aqueous-based applications. The compound's stability under different pH conditions has been extensively studied, revealing its potential for use in acidic and neutral environments without significant degradation.

The applications of 5-amino-2-bromobenzoic acid are diverse. In the pharmaceutical industry, it serves as an intermediate in the synthesis of bioactive compounds, including antibiotics and anti-inflammatory agents. Recent research has highlighted its role in drug design targeting specific receptors, such as G-protein coupled receptors (GPCRs), due to its ability to modulate receptor activity.

In agrochemistry, 5-amino-2-bromobenzoic acid has been explored as a component in herbicides and fungicides. Its ability to inhibit key enzymes involved in plant growth regulation makes it a promising candidate for crop protection products. Studies conducted in controlled environments have demonstrated its efficacy against various fungal pathogens without adverse effects on non-target organisms.

The material science sector has also benefited from the properties of 5-amino-2-bromobenzoic acid. It is used as a precursor in the synthesis of advanced polymers and coatings with enhanced mechanical and thermal stability. Recent breakthroughs in polymer chemistry have leveraged this compound to develop materials with improved durability under harsh conditions.

From an environmental perspective, understanding the fate and transport of 5-amino-2-bromobenzoic acid in natural systems is crucial for assessing its potential impact on ecosystems. Research indicates that the compound undergoes biodegradation under aerobic conditions, with microbial communities playing a significant role in its transformation into less harmful byproducts.

In conclusion, 5-amino-2-bromobenzoic acid, CAS No. 2840-02-0, stands out as a versatile chemical entity with wide-ranging applications across multiple industries. Its unique chemical structure and functional groups make it an invaluable tool for researchers and developers seeking innovative solutions in pharmaceuticals, agrochemicals, and materials science. As ongoing research continues to uncover new potentials for this compound, its role in advancing scientific knowledge and technological innovation remains pivotal.

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