• 1. Ester-directed orthogonal dual C–H activation and ortho aryl C–H alkenylation via distal weak coordination?
  Manickam Bakthadoss,Tadiparthi Thirupathi Reddy,Vishal Agarwal,Duddu S. Sharada Chem. Commun., 2022,58, 1406-1409
• 2. Excimer and exciplex formation in a pair of bright phosphorescent isomers constructed from Cu3(pyrazolate)3 and Cu3I3 coordination luminophores?
  Shun-Ze Zhan,Mian Li,Xiao-Ping Zhou,Dan Li,Seik Weng Ng RSC Adv., 2011,1, 1457-1459
• 3. Fe/Fe3C@C nanoparticles encapsulated in N-doped graphene–CNTs framework as an efficient bifunctional oxygen electrocatalyst for robust rechargeable Zn–air batteries?
  Zhiyan Chen,Nan Wu,Yaobing Wang,Bing Wang,Yingde Wang J. Mater. Chem. A, 2018,6, 516-526
• 4. Fe3O4 nanoparticle chains with N-doped carbon coating: magnetotactic bacteria assisted synthesis and high-rate lithium storage?
  Dan Yang,Yanping Zhou,Xianhong Rui,Jixin Zhu,Ziyang Lu,Eileen Fong,Qingyu Yan RSC Adv., 2013,3, 14960-14962
• 5. Exciting clusters, what does off-resonance actually mean??
  Goonay Yousefalizadeh,Shideh Ahmadi,Nicholas J. Mosey,Kevin G. Stamplecoskie Nanoscale, 2021,13, 242-252

• Solvents and Organic Chemicals Organic Compounds Benzenoids Benzene and substituted derivatives Benzonitriles
• Solvents and Organic Chemicals Organic Compounds cyanides/Cyanides

Recent Advances in the Study of 2-Bromo-5-hydroxybenzonitrile (CAS: 189680-06-6) and Its Applications in Chemical Biology and Medicine

2-Bromo-5-hydroxybenzonitrile (CAS: 189680-06-6) is a key intermediate in the synthesis of various biologically active compounds, particularly in the fields of medicinal chemistry and chemical biology. Recent studies have highlighted its potential as a versatile building block for the development of novel therapeutics and probes. This research brief aims to summarize the latest findings related to this compound, focusing on its synthetic applications, biological activities, and potential therapeutic uses.

One of the most significant advancements in the study of 2-Bromo-5-hydroxybenzonitrile is its role in the synthesis of kinase inhibitors. A 2023 study published in the Journal of Medicinal Chemistry demonstrated that derivatives of this compound exhibit potent inhibitory activity against several tyrosine kinases, which are implicated in various cancers. The researchers utilized a structure-activity relationship (SAR) approach to optimize the compound's efficacy, leading to the identification of a lead candidate with promising in vitro and in vivo anti-tumor activity.

In addition to its applications in oncology, 2-Bromo-5-hydroxybenzonitrile has also been investigated for its potential in neurodegenerative disease research. A recent study in ACS Chemical Neuroscience reported that derivatives of this compound could modulate the activity of key enzymes involved in the pathogenesis of Alzheimer's disease. The study employed molecular docking and enzymatic assays to elucidate the mechanism of action, providing a foundation for further drug development efforts.

Another area of interest is the use of 2-Bromo-5-hydroxybenzonitrile in the development of fluorescent probes for bioimaging. A 2022 publication in Chemical Communications described the synthesis of a novel probe based on this compound, which exhibited high selectivity and sensitivity for detecting reactive oxygen species (ROS) in live cells. This innovation has significant implications for studying oxidative stress-related diseases and could pave the way for new diagnostic tools.

From a synthetic chemistry perspective, recent work has focused on improving the efficiency and scalability of 2-Bromo-5-hydroxybenzonitrile production. A 2023 paper in Organic Process Research & Development outlined a green chemistry approach that reduces waste and improves yield, making the compound more accessible for large-scale applications. This advancement is particularly relevant for industrial-scale drug manufacturing and other commercial uses.

In conclusion, 2-Bromo-5-hydroxybenzonitrile (CAS: 189680-06-6) continues to be a valuable compound in chemical biology and medicinal research. Its versatility as a synthetic intermediate, combined with its diverse biological activities, makes it a promising candidate for further investigation. Future research directions may include the development of more potent derivatives, exploration of additional therapeutic targets, and optimization of synthetic routes for industrial applications.

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