• 1. Fast-pulsing NMR techniques for the detection of weak interactions: successful natural abundance probe of hydrogen bonds in peptides?
  Amandine Altmayer-Henzien,Valérie Declerck,David J. Aitken,Ewen Lescop,Denis Merlet,Jonathan Farjon Org. Biomol. Chem., 2013,11, 7611-7615
• 2. Excimer–monomer switch: a reaction-based approach for selective detection of fluoride?
  Qiao Song,Angela Bamesberger,Lingyun Yang,Haley Houtwed,Haishi Cao Analyst, 2014,139, 3588-3592
• 3. Evolution of important glucosinolates in three common Brassica vegetables during their processing into vegetable powder and in vitro gastric digestion
  Nan Fu,Naphaporn Chiewchan,Xiao Dong Chen Food Funct., 2020,11, 211-220
• 4. Estimation of activation energy for electroporation and pore growth rate in liquid crystalline and gel phases of lipid bilayers using molecular dynamics simulations?
  Amit Kumar Majhi,Subbarao Kanchi,V. Venkataraman,K. G. Ayappa,Prabal K. Maiti Soft Matter, 2015,11, 8632-8640
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• Solvents and Organic Chemicals Organic Compounds Organoheterocyclic compounds Diazinanes Piperazines N-alkylpiperazines

1,4-Piperazinedipropanesulfonic Acid (CAS No. 5625-56-9): An Overview of Its Properties, Applications, and Recent Research

1,4-Piperazinedipropanesulfonic acid (CAS No. 5625-56-9) is a versatile compound that has gained significant attention in the fields of chemistry, biology, and pharmaceuticals due to its unique properties and wide range of applications. This article provides a comprehensive overview of the compound, including its chemical structure, physical and chemical properties, synthesis methods, and recent research developments.

Chemical Structure and Properties

1,4-Piperazinedipropanesulfonic acid is a symmetric compound with the molecular formula C₈H₁₈N₂O₆S₂. It consists of a piperazine ring with two propanesulfonic acid groups attached to the nitrogen atoms. The compound is highly polar and exhibits excellent solubility in water, making it suitable for various aqueous-based applications. Its pKa values are around 2.0 and 9.0, indicating that it can exist in different protonation states depending on the pH of the solution.

The high solubility and buffering capacity of 1,4-piperazinedipropanesulfonic acid make it an ideal choice for maintaining stable pH conditions in biological systems. This property is particularly useful in enzyme assays, cell culture media, and other biochemical experiments where precise pH control is crucial.

Synthesis Methods

The synthesis of 1,4-piperazinedipropanesulfonic acid can be achieved through several routes. One common method involves the reaction of piperazine with chloropropanesulfonic acid in an aqueous medium. The reaction proceeds via nucleophilic substitution, followed by protonation to form the final product. Another approach involves the reaction of piperazine with 1,3-propanesultone in the presence of a base such as sodium hydroxide or potassium hydroxide.

The choice of synthesis method depends on factors such as yield, purity, and cost-effectiveness. Recent advancements in green chemistry have led to the development of more environmentally friendly synthesis routes that minimize waste and reduce energy consumption.

Applications in Biochemistry and Biotechnology

1,4-Piperazinedipropanesulfonic acid finds extensive use in biochemistry and biotechnology due to its unique properties. In enzyme assays, it serves as a buffer to maintain a stable pH environment, which is essential for optimal enzyme activity. Its buffering capacity over a wide pH range makes it suitable for various enzymatic reactions.

In cell culture applications, 1,4-piperazinedipropanesulfonic acid helps maintain the pH stability of cell culture media, which is critical for cell growth and viability. It is also used in electrophoresis buffers to ensure consistent pH conditions during protein separation.

Pharmaceutical Applications

In the pharmaceutical industry, 1,4-piperazinedipropanesulfonic acid has shown promise as a drug delivery agent due to its ability to enhance the solubility and stability of poorly soluble drugs. It can be used as a co-solvent or excipient in formulations to improve drug bioavailability and therapeutic efficacy.

Recent studies have explored the potential of 1,4-piperazinedipropanesulfonic acid as a component in targeted drug delivery systems. For example, it has been used in nanoparticle formulations to enhance drug loading and release profiles. These applications are particularly relevant for drugs with low water solubility or poor stability.

Recent Research Developments

The ongoing research on 1,4-piperazinedipropanesulfonic acid continues to uncover new applications and improve existing ones. A recent study published in the Journal of Medicinal Chemistry investigated the use of 1,4-piperazinedipropanesulfonic acid-based nanoparticles for targeted delivery of anticancer drugs. The results showed enhanced tumor accumulation and reduced systemic toxicity compared to conventional formulations.

Another study published in Biochemistry explored the role of 1,4-piperazinedipropanesulfonic acid as a buffer in high-throughput screening assays for drug discovery. The researchers found that it significantly improved assay performance by maintaining stable pH conditions over extended periods.

Safety Considerations

Safety is a critical aspect when handling any chemical compound. While 1,4-piperazinedipropanesulfonic acid is generally considered safe when used under appropriate conditions, proper handling and storage practices should be followed to ensure safety. Users should consult material safety data sheets (MSDS) for detailed information on handling, storage, and disposal procedures.

In conclusion, 1,4-piperazinedipropanesulfonic acid (CAS No. 5625-56-9) is a versatile compound with a wide range of applications in chemistry, biology, and pharmaceuticals. Its unique properties make it an invaluable tool in various research and industrial settings. Ongoing research continues to expand its potential uses and improve its performance in existing applications.

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