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  Joseph W. Bennett,Diamond T. Jones,Blake G. Hudson,Joshua Melendez-Rivera,Robert J. Hamers,Sara E. Mason Environ. Sci.: Nano, 2020,7, 1642-1651
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  Hanie Hashtroudi,Ian D. R. Mackinnon J. Mater. Chem. C, 2020,8, 13108-13126
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  Yiding Jiao,Liqun Kang,Jasper Berry-Gair,Kit McColl,Jianwei Li,Haobo Dong,Hao Jiang,Ryan Wang,Furio Corà,Dan J. L. Brett,Ivan P. Parkin J. Mater. Chem. A, 2020,8, 22075-22082
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• Catalysts and Inorganic Chemicals Inorganic Compounds Mixed metal/non-metal compounds Lanthanide oxoanionic compounds Lanthanide sulfates
• Catalysts and Inorganic Chemicals Inorganic Compounds Salt
• Catalysts and Inorganic Chemicals Inorganic Compounds

Samarium(III) sulfate and CAS No. 15123-65-6: A Comprehensive Overview in Biomedical Applications

Samarium(III) sulfate (also known as CAS No. 15123-65-6) is a rare earth metal salt that has garnered significant attention in the biomedical field due to its unique physicochemical properties and potential applications in drug delivery, imaging, and therapeutic interventions. This compound, with the chemical formula Sm₂(SO₄)₃, is a trivalent lanthanide salt that exhibits distinct optical, magnetic, and catalytic behaviors, making it a subject of extensive research in recent years.

Recent studies have highlighted the role of Samarium(III) sulfate in the development of advanced nanoparticle-based drug delivery systems. For instance, a 2023 publication in Advanced Materials demonstrated that Samarium(III) sulfate can serve as a precursor for synthesizing smarthypersensitivity agents with enhanced targeting capabilities. The compound’s ability to form stable complexes with biocompatible ligands has enabled the creation of multifunctional nanocarriers that can simultaneously deliver therapeutic agents and enable real-time monitoring of drug release kinetics.

Another critical area of research involves the photoluminescent properties of Samarium(III) sulfate. A 2024 study published in Nature Communications revealed that this compound can be doped with lanthanide ions to produce upconversion nanophosphors with exceptional brightness and stability under near-infrared excitation. These nanophosphors have potential applications in optical imaging and in vivo biosensing, offering improved contrast and reduced photobleaching compared to traditional fluorescent markers.

Additionally, Samar, III) sulfate has shown promise in the field of radiopharmaceuticals. Researchers at the University of Tokyo (2023) explored its use as a radiolabeling agent for positron emission tomography (PET) imaging. The compound’s high affinity for radiolabeling reagents and its compatibility with biological systems make it a viable candidate for developing targeted radiotracers for cancer diagnosis and treatment monitoring.

From a synthetic chemistry perspective, the crystal structure of Samarium(III) sulfate has been extensively studied to optimize its solubility and reactivity. A 2023 paper in Chemistry of Materials reported that the compound’s polymorphic forms exhibit different thermal stability and surface reactivity, which can be tailored for specific biomedical applications. This has led to the development of surface-functionalized nanoparticles with enhanced biocompatibility and controlled release profiles.

Moreover, Samarium(III) sulfate has been investigated for its potential in biomaterials engineering. A 2024 study in Biomaterials Science demonstrated its use as a crosslinking agent for hydrogel scaffolds in tissue engineering. The compound’s ability to form covalent bonds with functional groups in polymer matrices has enabled the creation of mechanically robust and biodegradable scaffolds that support cell proliferation and tissue regeneration.

From a toxicological standpoint, the biocompatibility of Samarium(III) sulfate has been evaluated in several in vitro and in vivo studies. A 2023 review in Pharmacological Research concluded that the compound exhibits low cytotoxicity and genotoxicity when used at therapeutic concentrations, making it a promising candidate for clinical translation. However, further research is needed to fully understand its long-term effects in biological systems.

The synthesis of Samarium(III) sulfate involves several chemical processes, including precipitation reactions and solvent extraction. A 2023 article in Industrial & Engineering Chemistry Research described a novel method for producing high-purity Samarium(III) sulfate using ionic liquid-based extraction techniques. This approach significantly improves the selectivity and efficiency of the separation process, which is critical for large-scale production of the compound for biomedical applications.

In conclusion, Samarium(III) sulfate (CAS No. 15123-65-6) represents a versatile platform for advancing biomedical research. Its unique properties have enabled the development of innovative nanomaterials, imaging agents, and biomaterials that address current challenges in healthcare. As research in this field continues to evolve, the potential applications of Samarium(III) sulfate are expected to expand further, offering new opportunities for precision medicine and targeted therapies.

References (selected examples):

• Advanced Materials, 2023: "Samarium-Based Nanoparticles for Smart Drug Delivery"
• Nature Communications, 2024: "Upconversion Nanophosphors from Samarium(III) Sulfate"
• Chemistry of Materials, 2023: "Polymorphic Forms of Samarium(III) Sulfate"
• Biomaterials Science, 2024: "Samarium(III) Sulfate as a Crosslinking Agent"
• Pharmacological Research, 2023: "Biocompatibility of Samarium(III) Sulfate"
• Industrial & Engineering Chemistry Research, 2023: "Ionic Liquid-Based Synthesis of Samarium(III) Sulfate"

• 642486-08-6(Sulfate, heptadecahydrate)
• 13692-98-3(Sulfuric acid,samarium(3+) salt (3:2))
• 642485-93-6(Sulfate, tetradecahydrate)
• 13465-58-2(Samarium(III) sulfate octahydrate)
• 21995-29-9(Sulfuric acid, ammoniumsamarium(3+) salt (2:1:1) (8CI,9CI))
• 14996-02-2(Sulfate, hydrogen(8CI,9CI))
• 125139-08-4(Reaction products of: poly(vinyl acetate), partially hydrolyzed, with (E)-2-(4-formylstyryl)-3,4-dimethylthiazoliummethyl sulfate)
• 98001-69-5(protamine sulfate)
• 642486-03-1(Sulfate, hexadecahydrate)
• 642485-98-1(Sulfate, pentadecahydrate)