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  Sowmyalakshmi Venkataraman RSC Adv., 2015,5, 73807-73813
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  Joseph H. Bisesi,Tara Sabo-Attwood Environ. Sci.: Nano, 2014,1, 574-583
• 3. Fast-pulsing NMR techniques for the detection of weak interactions: successful natural abundance probe of hydrogen bonds in peptides?
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• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Pyridines and derivatives Methylpyridines

Research Briefing on 4-Hydroxy-3-(methyl-d3)-pyridine (CAS: 1185314-98-0) in Chemical Biology and Pharmaceutical Applications

4-Hydroxy-3-(methyl-d3)-pyridine (CAS: 1185314-98-0) is a deuterated analog of 4-hydroxy-3-methylpyridine, a compound of significant interest in chemical biology and pharmaceutical research. This briefing synthesizes recent advancements in the synthesis, characterization, and applications of this molecule, with a focus on its role in drug metabolism studies, isotopic labeling, and potential therapeutic uses. The deuterium substitution at the methyl group enhances metabolic stability, making it a valuable tool for pharmacokinetic and pharmacodynamic investigations.

Recent studies have highlighted the utility of 4-Hydroxy-3-(methyl-d3)-pyridine as a stable isotope-labeled internal standard in liquid chromatography-mass spectrometry (LC-MS) assays. Its incorporation into analytical workflows improves the accuracy and precision of quantitative measurements for pyridine derivatives in biological matrices. Furthermore, its application in tracing metabolic pathways has provided insights into the biotransformation of related compounds, aiding in the design of drugs with optimized metabolic profiles.

In synthetic chemistry, novel routes for the preparation of 4-Hydroxy-3-(methyl-d3)-pyridine have been explored, emphasizing green chemistry principles and scalability. Recent publications describe efficient deuterium incorporation strategies using deuterated reagents and catalytic systems, which are critical for producing high-purity material for research and industrial applications. These advancements address previous challenges related to yield and isotopic purity, broadening the accessibility of this compound for diverse studies.

Emerging research also investigates the pharmacological potential of 4-Hydroxy-3-(methyl-d3)-pyridine derivatives. Preliminary in vitro and in vivo studies suggest that deuterated analogs may exhibit altered binding affinities and improved metabolic stability compared to their non-deuterated counterparts. These findings are particularly relevant for the development of CNS-targeted therapeutics, where metabolic stability is a key determinant of efficacy and safety.

In conclusion, 4-Hydroxy-3-(methyl-d3)-pyridine (CAS: 1185314-98-0) represents a versatile tool in chemical biology and drug development. Its applications span analytical chemistry, drug metabolism studies, and therapeutic innovation. Ongoing research continues to uncover new uses for this compound, reinforcing its importance in advancing pharmaceutical sciences. Future directions may include expanded structure-activity relationship studies and exploration of its role in novel drug delivery systems.

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