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• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Benzisoxazoles

Introduction to 1,2-Benzisoxazole-3-carboxylic acid, 5-nitro- (CAS No. 28691-51-2): Applications and Recent Research Developments

1,2-Benzisoxazole-3-carboxylic acid, 5-nitro-, identified by its Chemical Abstracts Service (CAS) number 28691-51-2, is a heterocyclic organic compound that has garnered significant attention in the field of pharmaceutical chemistry and medicinal research. This compound belongs to the benzisoxazole family, a class of molecules known for their diverse biological activities and utility in drug development. The presence of a nitro group at the 5-position introduces unique electronic and steric properties, making it a valuable scaffold for synthesizing novel bioactive molecules.

The structural framework of 1,2-benzisoxazole-3-carboxylic acid, 5-nitro- consists of a benzene ring fused to an oxygen-containing heterocycle, with a carboxylic acid substituent at the 3-position and a nitro group at the 5-position. This arrangement imparts distinct reactivity and functionality, enabling its incorporation into various pharmacophores. The nitro group, in particular, is a well-known pharmacological moiety that can participate in hydrogen bonding, influence electronic distribution, and serve as a site for further chemical modifications.

In recent years, 1,2-benzisoxazole-3-carboxylic acid, 5-nitro- has been extensively studied for its potential applications in the development of therapeutic agents. One of the most compelling areas of research involves its role as a precursor in the synthesis of small-molecule inhibitors targeting specific biological pathways. For instance, studies have demonstrated its utility in generating compounds with antimicrobial and anti-inflammatory properties. The nitro group's ability to engage with biological targets through redox chemistry has been particularly exploited in designing molecules that modulate enzyme activity or interact with protein receptors.

Moreover, the benzisoxazole core has shown promise in the field of anticancer research. Researchers have leveraged the structural flexibility of 1,2-benzisoxazole-3-carboxylic acid, 5-nitro- to develop novel agents that disrupt cancer cell proliferation and induce apoptosis. The carboxylic acid functionality at the 3-position provides a handle for further derivatization, allowing chemists to fine-tune solubility, bioavailability, and target specificity. Recent publications highlight the synthesis of derivatives that exhibit potent activity against various cancer cell lines, including those resistant to conventional chemotherapeutic agents.

The pharmaceutical industry has also explored 1,2-benzisoxazole-3-carboxylic acid, 5-nitro- as a building block for central nervous system (CNS) drugs. The benzisoxazole scaffold is known to penetrate the blood-brain barrier effectively, making it an attractive choice for treating neurological disorders. Researchers have reported on its incorporation into molecules with potential applications in neurodegenerative diseases such as Alzheimer's and Parkinson's. The nitro group's influence on electronic properties has been particularly useful in modulating receptor binding affinity and pharmacokinetic profiles.

From a synthetic chemistry perspective, 1,2-benzisoxazole-3-carboxylic acid, 5-nitro- serves as an important intermediate in multi-step organic transformations. Its reactivity allows for diverse functionalization strategies, including nucleophilic aromatic substitution (SNAr), reduction of the nitro group to an amine, and coupling reactions via amide or ester linkages. These transformations have enabled the rapid assembly of complex molecular architectures with tailored biological activities. Advances in catalytic methods have further streamlined its synthesis, making it more accessible for large-scale production and medicinal chemistry campaigns.

The environmental impact and sustainability considerations of working with 1,2-benzisoxazole-3-carboxylic acid, 5-nitro- are also areas of growing interest. Efforts have been made to develop greener synthetic routes that minimize waste generation and reduce reliance on hazardous reagents. Biocatalytic approaches using engineered enzymes have shown promise in facilitating key transformations while maintaining high yields and selectivity. Such innovations align with broader trends in sustainable chemistry aimed at reducing the ecological footprint of drug discovery processes.

In conclusion,1 ,2-Benzisoxazole -3 -carboxylicacid ,5 -nitro - (CAS No .28691 -51 -2) represents a versatile and highly functional compound with significant potential across multiple domains of pharmaceutical research . Its unique structural features ,combined with recent advances in synthetic methodologies ,position it as a valuable asset for developing next-generation therapeutic agents . As scientific understanding continues to evolve ,the applications of this compound are expected to expand ,further solidifying its importance in modern medicinal chemistry .

• 57764-52-0(1,2-BENZISOXAZOLE-3-CARBOXYLIC ACID, 5,6-DINITRO-, METHYL ESTER)
• 28691-50-1(6-nitro-1,2-benzoxazole-3-carboxylic Acid)
• 42540-91-0(6-Nitro-1,2-benzisoxazole-3-carboxylic acid (1-))
• 540750-26-3(6-Nitrobenzisoxazole-3-carboxylic Acid Ethyl Ester)
• 1352395-56-2(4-Aminobenzisoxazole-3-carboxylic acid)
• 5453-86-1(Methyl 6-nitro-1,2-benzisoxazole-3-carboxylate)
• 102741-52-6(1,2-Benzisoxazole-3-methanol,6-nitro-)
• 57764-42-8(1,2-Benzisoxazole-3-carboxylic acid, 4-nitro-, methyl ester)
• 28691-46-5(6-amino-1,2-benzoxazole-3-carboxylic Acid)
• 63770-48-9(3-Methyl-5-nitrobenzodisoxazole)