• 1. Comparative catalytic C–H vs. C–Si activation of arenes with Pd complexes directed by urea or amide groups
  Waqar Rauf,Amber L. Thompson,John M. Brown Chem. Commun. 2009 3874
• 2. Investigation of photolysis of o-nitrophenols by electron spin resonance spectroscopy. Characterisation of 1,2-benzoquinone monohydroxyimine free radicals
  Robert G. Green,Leslie H. Sutcliffe,Peter N. Preston J. Chem. Soc. Perkin Trans. 2 1975 1380

• Solvents and Organic Chemicals Organic Compounds Benzenoids Phenols Nitrophenols

Chemical Profile of 2-fluoro-6-nitro-phenol (CAS No. 1526-17-6)

2-fluoro-6-nitro-phenol, identified by its Chemical Abstracts Service number (CAS No. 1526-17-6), is a fluorinated nitro aromatic compound that has garnered significant attention in the field of pharmaceutical and agrochemical research. This compound belongs to a class of molecules characterized by the presence of both fluorine and nitro substituents on a benzene ring, which endows it with unique electronic and steric properties. The structural motif of 2-fluoro-6-nitro-phenol makes it a versatile intermediate in organic synthesis, particularly in the development of active pharmaceutical ingredients (APIs) and specialty chemicals.

The fluoro group at the 2-position and the nitro group at the 6-position of the phenol ring play crucial roles in modulating the reactivity and biological activity of this molecule. Fluorine atoms are known to influence metabolic stability, lipophilicity, and binding affinity, while nitro groups can serve as electron-withdrawing substituents that enhance electrophilicity for further functionalization. These features have made 2-fluoro-6-nitro-phenol a valuable building block in medicinal chemistry.

In recent years, the pharmaceutical industry has increasingly recognized the potential of fluorinated nitroaromatics due to their broad spectrum of biological activities. Studies have demonstrated that compounds incorporating these motifs exhibit properties such as enhanced binding to biological targets, improved pharmacokinetic profiles, and increased resistance to degradation by metabolic enzymes. For instance, derivatives of 2-fluoro-6-nitro-phenol have been investigated for their antimicrobial, anti-inflammatory, and anticancer properties.

One notable area of research involving 2-fluoro-6-nitro-phenol is its application in the synthesis of kinase inhibitors. Kinases are enzymes that play a critical role in cell signaling pathways, and their dysregulation is associated with various diseases, including cancer. The combination of fluorine and nitro groups in 2-fluoro-6-nitro-phenol allows for the design of molecules that can selectively inhibit specific kinases by modulating hydrogen bonding interactions and hydrophobic effects. Recent advances in structure-based drug design have leveraged this compound as a scaffold to develop novel inhibitors with improved potency and selectivity.

Another emerging application of 2-fluoro-6-nitro-phenol is in the field of agrochemicals. Fluorinated aromatic compounds are widely used in pesticides due to their ability to interact strongly with biological targets in pests while minimizing toxicity to non-target organisms. The nitro group in 2-fluoro-6-nitro-phenol enhances its reactivity, enabling further derivatization into herbicides and fungicides with tailored properties. Current research is focused on optimizing synthetic routes to produce environmentally friendly derivatives that maintain efficacy while reducing ecological impact.

The synthesis of 2-fluoro-6-nitro-phenol typically involves nitration followed by fluorination of a precursor aromatic ring. Advances in catalytic methods have enabled more efficient and selective introduction of these substituents, reducing unwanted side reactions. For example, transition metal-catalyzed cross-coupling reactions have been employed to introduce fluorine atoms with high precision, improving yields and purity.

In terms of industrial production, 2-fluoro-6-nitro-phenol is synthesized under controlled conditions to ensure safety and compliance with regulatory standards. The process often involves careful handling of reagents such as nitric acid due to their corrosive nature, necessitating robust engineering controls and personal protective equipment (PPE). Recent innovations in continuous flow chemistry have enhanced scalability while minimizing waste generation.

The biological evaluation of 2-fluoro-6-nitro-phenol has revealed intriguing interactions with various biological targets. In vitro studies have shown that this compound can modulate pathways involved in pain perception, neurodegeneration, and immune responses. The fluorine atom's ability to influence protein-ligand interactions has been exploited to develop analogs with enhanced binding affinity for therapeutic receptors.

One particularly exciting area is the use of 2-fluoro-6-nitro-phenol in photodynamic therapy (PDT). Nitroaromatic compounds can generate reactive oxygen species (ROS) upon irradiation with light, leading to targeted cell destruction. The presence of both fluorine and nitro groups enhances photosensitizer properties, making this compound a promising candidate for treating localized malignancies or infections.

Future directions for research on 2-fluoro-6-nitro-phenol include exploring its potential as a prodrug or scaffold for drug conjugation technologies. Prodrugs are inactive precursors that are converted into active drugs within the body, often improving bioavailability or targeting specificity. The structural features of this compound make it an attractive candidate for linking with biomolecules such as antibodies or peptides through click chemistry approaches.

The environmental impact of fluorinated compounds remains an important consideration in their development and application. Efforts are underway to develop greener synthetic methodologies that reduce reliance on hazardous reagents while maintaining high yields. Biocatalytic approaches using engineered enzymes have shown promise in facilitating selective transformations without harsh conditions.

In conclusion,2-fluoro-6-nitro-phenol (CAS No. 1526-17-6) is a multifaceted compound with significant potential across multiple industries. Its unique structural features enable diverse applications in pharmaceuticals, agrochemicals, and materials science. Continued innovation in synthetic chemistry and biological evaluation will likely expand its utility further into uncharted territories.

• 484-94-6(1-fluoro-2-methoxy-3-nitro-benzene)
• 446-36-6(5-Fluoro-2-nitrophenol)
• 82419-26-9(2,3-Difluoro-6-nitrophenol)
• 403-19-0(2-Fluoro-4-nitrophenol)
• 21571-34-6(Phenol,2-fluoro-4-nitro-, potassium salt (1:1))
• 364-31-8(2,4-Difluoro-6-nitrophenol)
• 394-33-2(4-Fluoro-2-nitrophenol)
• 658-07-1(2,6-Difluoro-4-nitrophenol)
• 364-32-9(4-Fluoro-2,6-dinitrophenol)
• 155020-44-3(2-Fluoro-1,3-dimethoxy-4-nitrobenzene)