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• Solvents and Organic Chemicals Organic Compounds Aldehyde/Ketone

Research Brief on 5'-Bromo-2'-hydroxypropiophenone (CAS: 17764-93-1): Recent Advances and Applications in Chemical Biology and Pharmaceutical Sciences

5'-Bromo-2'-hydroxypropiophenone (CAS: 17764-93-1) is a brominated aromatic ketone derivative that has garnered significant attention in recent years due to its versatile applications in chemical biology and pharmaceutical research. This compound serves as a key intermediate in the synthesis of various bioactive molecules, including potential drug candidates and enzyme inhibitors. Recent studies have explored its utility in medicinal chemistry, particularly in the development of novel therapeutic agents targeting inflammatory pathways and oxidative stress-related disorders.

A 2023 study published in the Journal of Medicinal Chemistry investigated the role of 5'-Bromo-2'-hydroxypropiophenone as a precursor in the synthesis of bromophenol derivatives with potent antioxidant and anti-inflammatory properties. The research team employed a multi-step synthetic route starting from 17764-93-1 to develop a series of novel compounds that demonstrated significant inhibition of reactive oxygen species (ROS) production in cellular models. The most promising derivative showed an IC50 value of 3.2 μM against superoxide anion generation, suggesting potential applications in treating oxidative stress-related conditions.

In the field of enzyme inhibition, recent work has highlighted the compound's utility in developing selective kinase inhibitors. A 2024 Nature Chemical Biology publication reported the use of 5'-Bromo-2'-hydroxypropiophenone as a scaffold for designing ATP-competitive inhibitors of p38 MAP kinase, a target of interest for inflammatory diseases. The study utilized structure-activity relationship (SAR) analysis to optimize the bromophenol core, resulting in compounds with improved selectivity profiles and reduced off-target effects compared to existing clinical candidates.

Pharmacokinetic studies of 5'-Bromo-2'-hydroxypropiophenone derivatives have also advanced significantly. Recent ADMET (Absorption, Distribution, Metabolism, Excretion, and Toxicity) profiling of lead compounds derived from this scaffold revealed favorable metabolic stability and oral bioavailability in rodent models. A 2023 publication in Drug Metabolism and Disposition reported that certain optimized derivatives exhibited hepatic clearance rates below 15 mL/min/kg and plasma protein binding of approximately 90%, suggesting promising drug-like properties for further development.

The compound has also found applications in chemical biology probes. Researchers have recently developed photoaffinity labeling agents based on the 5'-Bromo-2'-hydroxypropiophenone structure, enabling target identification studies for poorly characterized bioactive molecules. These probes have been particularly valuable in studying protein-protein interactions involved in signal transduction pathways, as demonstrated in a 2024 ACS Chemical Biology study that identified novel binding partners for a previously orphan kinase.

From a synthetic chemistry perspective, recent advances have focused on developing more efficient and sustainable routes to 17764-93-1 and its derivatives. A 2023 Green Chemistry publication described a biocatalytic approach using engineered ketoreductases that achieved >90% yield and excellent enantioselectivity in the reduction of related propiophenone intermediates. This methodology significantly reduces the environmental impact compared to traditional synthetic routes while maintaining high purity standards required for pharmaceutical applications.

Looking forward, the unique chemical properties of 5'-Bromo-2'-hydroxypropiophenone continue to inspire innovative applications across multiple therapeutic areas. Ongoing clinical trials of compounds derived from this scaffold (currently in Phase II for rheumatoid arthritis) and its emerging use in targeted protein degradation strategies suggest that this molecule will remain an important building block in medicinal chemistry for years to come. Researchers are particularly excited about its potential in covalent inhibitor design and PROTAC development, where its reactive handle offers unique opportunities for selective target engagement.

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• 147220-80-2(Ethanone,2-(4-bromophenyl)-1-(2,4,6-trihydroxyphenyl)-)
• 88952-46-9(1,3-Propanedione, 1-(5-bromo-2-hydroxyphenyl)-3-(4-methylphenyl)-)
• 5067-24-3(1,3-Propanedione,1-(5-bromo-2-hydroxyphenyl)-3-phenyl-)
• 207387-68-6(1,3-Butanedione,1-(5-bromo-2-hydroxyphenyl)-)
• 2887-68-5(1-Propanone,1-(3,5-dibromo-2-hydroxyphenyl)-)
• 17764-92-0(1-(4-Bromo-2-hydroxyphenyl)-1-propanone)
• 1450-75-5(1-(5-bromo-2-hydroxyphenyl)ethan-1-one)
• 92152-60-8(2-(4-bromophenyl)-1-(2,4-dihydroxyphenyl)ethan-1-one)