• 1. Paper spray mass spectrometry for high-throughput quantification of nicotine and cotinine
  James E. Keating,John T. Minges,Scott H. Randell,Gary?L. Glish Anal. Methods 2018 10 46
• 2. Progress in quantification of nicotine content and form distribution in electronic cigarette liquids and aerosols
  Lehua Lu,Menghui Xiang,Haoran Lu,Zhixin Tian,Yihan Gao Anal. Methods 2022 14 359
• 3. Application of solvent demulsification dispersive liquid–liquid microextraction for nicotine and cotinine measurement in human urine combined with hydrophilic interaction chromatography tandem mass spectrometry
  Qian Wang,Yue Yuan,Mingxin Li,Yaqian Chen,Yi Man,Michel Dard,Xiaoli Zou Anal. Methods 2017 9 4311
• 4. High dilution surface-enhanced Raman spectroscopy for rapid determination of nicotine in e-liquids for electronic cigarettes
  Nobuyasu Itoh,Steven E. J. Bell Analyst 2017 142 994
• 5. Direct analysis in real time (DART) and solid-phase microextraction (SPME) transmission mode (TM): a suitable platform for analysis of prohibited substances in small volumes
  Tijana Vasiljevic,Janusz Pawliszyn Anal. Methods 2019 11 3882

• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Pyridines and derivatives Pyrrolidinylpyridines

Introduction to Rac-Nicotine-d4 (CAS No. 350818-69-8)

Racemic nicotine, a naturally occurring alkaloid, is a key component in the study of neurobiology and pharmacology due to its significant biological activity. The compound Rac-Nicotine-d4, with the CAS number 350818-69-8, represents a deuterated derivative of racemic nicotine. This isotopically labeled version is widely utilized in scientific research to enhance the sensitivity and specificity of analytical techniques, particularly in mass spectrometry and nuclear magnetic resonance (NMR) spectroscopy. The introduction of deuterium atoms provides a means to distinguish the target compound from endogenous or environmental interferents, thereby improving the accuracy of detection and quantification.

The< strong>Rac-Nicotine-d4 molecule maintains the same chemical structure as racemic nicotine, consisting of a pyridine ring linked to an ethylamine side chain. However, the substitution of hydrogen atoms with deuterium atoms (2H) at specific positions alters its physical and chemical properties slightly, making it an invaluable tool in metabolomics and drug metabolism studies. The use of deuterated compounds is increasingly prevalent in modern analytical chemistry due to their ability to provide cleaner chromatograms and more reliable data interpretation.

In recent years, significant advancements have been made in understanding the pharmacokinetics and pharmacodynamics of nicotine using Rac-Nicotine-d4. Researchers have leveraged this deuterated analog to investigate the metabolic pathways of nicotine in various organisms. For instance, studies have demonstrated that the presence of deuterium atoms can influence the rate of metabolism, allowing for a more precise assessment of enzymatic activity involved in drug breakdown. This information is crucial for optimizing therapeutic dosages and predicting potential drug-drug interactions.

The application of Rac-Nicotine-d4 extends beyond basic research; it also plays a pivotal role in the development of novel pharmaceuticals. By incorporating deuterium atoms into active pharmaceutical ingredients (APIs), manufacturers can potentially enhance the bioavailability and shelf life of drugs. Additionally, deuterated compounds often exhibit reduced susceptibility to metabolic degradation, which can lead to more stable and long-lasting therapeutic effects. This concept has gained considerable traction in the field of medicinal chemistry, with several deuterated drugs already approved by regulatory agencies worldwide.

Recent studies have also explored the use of Rac-Nicotine-d4 in neurobiological research, particularly in understanding the mechanisms underlying nicotine addiction and dependence. The ability to track the metabolism and distribution of this deuterated analog provides insights into how nicotine interacts with neural pathways associated with reward and motivation. Such findings are essential for developing targeted interventions aimed at reducing nicotine dependence without causing adverse side effects.

The synthesis of Rac-Nicotine-d4 involves sophisticated chemical methodologies that require precise control over reaction conditions and isotopic labeling techniques. Advanced techniques such as deuteration via metal-halide exchange or catalytic hydrogenation are commonly employed to achieve high isotopic purity. These synthetic strategies ensure that the final product meets the stringent requirements for analytical applications, where even trace amounts of undeuterated impurities can compromise experimental results.

Quality control and assurance are paramount when working with Rac-Nicotine-d4 due to its critical role in research and development. Manufacturers must adhere to rigorous standards to guarantee consistency and reliability across batches. Analytical methods such as gas chromatography-mass spectrometry (GC-MS) and NMR spectroscopy are employed to verify purity and isotopic enrichment levels. These rigorous quality measures ensure that researchers worldwide can trust the data generated from experiments utilizing this compound.

The future prospects for Rac-Nicotine-d4 are promising, with ongoing research uncovering new applications in various fields. As analytical technologies continue to evolve, the demand for high-purity deuterated compounds like Rac-Nicotine-d4 is expected to grow exponentially. Additionally, interdisciplinary collaborations between chemists, biologists, and pharmacologists will further expand the utility of this compound in addressing complex scientific questions.

In conclusion, Rac-Nicotine-d4 (CAS No. 350818-69-8) is a cornerstone in modern chemical research, offering unparalleled benefits in analytical chemistry, drug development, and neurobiological studies. Its unique properties make it an indispensable tool for researchers seeking precise and reliable data interpretation. As scientific understanding progresses, Rac-Nicotine-d4 will undoubtedly continue to play a pivotal role in advancing our knowledge across multiple disciplines.

• 494-52-0(Anabasine)
• 13078-04-1(3-(Piperidin-2-yl)pyridine)
• 66148-18-3((±)-Nornicotine-d)
• 130342-99-3(2-(Pyridin-3-yl)azepane)
• 5746-86-1((±)-Nornicotine)
• 69980-24-1(rac-Nicotine-d3)
• 332062-08-5(Fmoc-S-3-amino-4,4-diphenyl-butyric acid)
• 1270529-38-8(1,2,3,4,5,6-Hexahydro-[2,3]bipyridinyl-6-ol)
• 2680771-01-9(4-cyclopentyl-3-{(prop-2-en-1-yloxy)carbonylamino}butanoic acid)
• 2098070-20-1(2-(3-(Pyridin-3-yl)-1H-pyrazol-1-yl)acetimidamide)