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  • 333338-18-4 , PNPP,4-Nitrophenyl phosphate disodium salt hexahydrate
333338-18-4 , PNPP,4-Nitrophenyl phosphate disodium salt hexahydrate

333338-18-4 , PNPP,4-Nitrophenyl phosphate disodium salt hexahydrate

333338-18-4 , PNPP,4-Nitrophenyl phosphate disodium salt hexahydrate
C6H4NO6PNa2·6H2O / 371.15
MFCD00066288

PNPP,4-Nitrophenyl phosphate disodium salt hexahydrate

4-Nitrophenyl phosphate disodium salt hexahydrate (4-NPP) is a compound commonly used in biochemical research. This salt is composed of two sodium ions, a six-water molecule and a 4-Nitrophenyl anion. It is used in various experimental protocols as a substrate for various pharmaceutical enzymes. This paper aims to provide a comprehensive review of 4-Nitrophenyl phosphate disodium salt hexahydrate's properties, synthesis, characterization, biological properties, toxicity and safety in scientific experiments, applications, current state of research, potential implications in various fields of research and industry, limitations, and future directions.

Definition and Background

Phosphorylation is a crucial biochemical process, in which inorganic phosphate is added to a molecule to activate or inhibit its activity. 4-Nitrophenyl phosphate disodium salt hexahydrate (4-NPP) is one of the most widely used phosphatase substrates in the biochemical research arena. This compound is safe and easy to use in direct assays of phospholipase activity because it is insoluble in water and is non-toxic to cells.

Physical and Chemical Properties

4-NPP is an off-white crystalline powder, insoluble in water (0.1 mg/mL) but readily soluble in alkaline buffers with the help of sonication. The molecular weight of this molecule is 383.17 g/mol. It has a melting point of 160-165°C and a density of 1.6 g/cm3. 4-NPP is known to be slightly hygroscopic, so it should be stored away from light and moisture to ensure its stability.

Synthesis and Characterization

4-Nitrophenyl phosphate disodium salt hexahydrate is synthesized by reacting 4-nitrophenyl phosphate with sodium hydroxide. The 4-nitrophenyl phosphate used in the synthesis is obtained by reacting 4-Nitrophenol with phosphorous oxychloride. The reaction results in the formation of 4-NPP, which is a salt with a hexahydrate structure. The synthesized compound can be analyzed using analytical methods to ensure its accuracy and purity.

Analytical Methods

Analyzing the purity and accuracy of 4-NPP is an essential step in biochemical experiments. High-performance liquid chromatography (HPLC), Nuclear Magnetic Resonance (NMR) and Ultraviolet-visible (UV-vis) spectroscopy are the commonly used techniques for analyzing 4-NPP purity and accuracy.

Biological Properties

4-Nitrophenyl phosphate disodium salt hexahydrate is widely used as a substrate for biochemical assays of phosphatase activity. This compound is non-toxic to cells and is easily detected in direct assays. 4-NPP is used in alkaline phosphatase experiments and is found to be a universal and robust substrate for detecting alkaline phosphatase activity in various cell types.

Toxicity and Safety in Scientific Experiments

4-Nitrophenyl phosphate disodium salt hexahydrate is a non-toxic compound, and its use is considered safe for use in scientific experiments. However, caution should be taken while handling this compound as it can cause irritation to the eyes, skin, and respiratory tract. It should be used only in well-ventilated areas and handled with protective equipment such as gloves and goggles.

Applications in Scientific Experiments

4-Nitrophenyl phosphate disodium salt hexahydrate is widely used in biochemical assays for detecting and quantifying phosphatase activity. This compound is useful in a variety of biochemical research applications, including assessing alkaline phosphatase activity in the blood, assessing neuronal damage and as a marker of sepsis.

Current State of Research

The use of 4-Nitrophenyl phosphate disodium salt hexahydrate is a widely studied topic in the biochemical research field. Currently, researchers are focusing on developing new techniques to improve the detection limit of alkaline phosphatase activity assays, using 4-NPP as a primary substrate.

Potential Implications in Various Fields of Research and Industry

4-Nitrophenyl phosphate disodium salt hexahydrate has applications in various fields of research and industry, including drug development, clinical diagnostic testing and environmental monitoring. This compound is an ideal substrate for various phosphatase enzymes, including alkaline phosphatase, which is a crucial enzyme in bone formation and breakdown.

Limitations and Future Directions

Although 4-Nitrophenyl phosphate disodium salt hexahydrate has various applications in the biochemical research field, it has some limitations. One of the limitations of this compound is its low solubility in water, which can affect its use in some assays. Therefore, researchers are working towards developing alternative substrates that are more soluble in water, thus increasing their use in various biochemical applications.

Future Directions

Researchers are currently focused on developing new techniques for improving the detection limit of alkaline phosphatase activity assays using 4-NPP as a primary substrate. Additionally, there is a need for further research to investigate the limitations of 4-NPP and to develop alternative substrates that are more compatible with specific assays. Furthermore, future work should investigate the use of 4-NPP in the detection of other phosphatases beyond alkaline phosphatase.

Conclusion

Overall, 4-Nitrophenyl phosphate disodium salt hexahydrate is a widely used substrate for various phosphatase enzymes in the biochemical research arena. This compound is non-toxic, and its use is safe in scientific experiments. Although it has some limitations, it has various applications in different fields, including drug development, clinical diagnostic testing, and environmental monitoring. Further research is necessary to explore the limitations of 4-NPP and develop alternative substrates that may improve assays' sensitivity and specificity.

CAS Number333338-18-4
Product Name4-Nitrophenyl phosphate disodium salt hexahydrate
IUPAC Namedisodium;(4-nitrophenyl) phosphate;hexahydrate
Molecular FormulaC6H16NNa2O12P
Molecular Weight371.14 g/mol
InChIInChI=1S/C6H6NO6P.2Na.6H2O/c8-7(9)5-1-3-6(4-2-5)13-14(10,11)12;;;;;;;;/h1-4H,(H2,10,11,12);;;6*1H2/q;2*+1;;;;;;/p-2
InChI KeyKAKKHKRHCKCAGH-UHFFFAOYSA-L
SMILESC1=CC(=CC=C1[N+](=O)[O-])OP(=O)([O-])[O-].O.O.O.O.O.O.[Na+].[Na+]
Canonical SMILESC1=CC(=CC=C1[N+](=O)[O-])OP(=O)([O-])[O-].O.O.O.O.O.O.[Na+].[Na+]


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