24926-15-6 | Hydrogen fluoride-urea (65-75% HF)

CAS:24926-15-6 | Hydrogen fluoride-urea (65-75% HF) ,Description

Hydrogen fluoride-urea (65-75% HF) is a chemical compound composed of hydrogen fluoride (HF) and urea (CO(NH2)2). It is a colorless, odorless, and non-toxic solid, which is often used in chemical synthesis and laboratory experiments. This compound has been studied for its potential to provide a variety of benefits in scientific research applications. 
 

Scientific Research Applications

Asymmetric Catalysis

HF-urea complexes have been explored for their potential in asymmetric catalysis, such as in the enantioselective synthesis of β-fluoroamines. The use of chiral bis-urea catalysts facilitates the solubilization of fluoride through hydrogen bonding, enabling highly efficient and selective reactions. This methodology has been demonstrated to afford valuable chiral fluoro-compounds, showcasing the synthetic utility of HF-urea in creating asymmetric carbon-fluorine bond formation (Pupo et al., 2019).

Fluoride Anion Sensing

HF-urea complexes are also significant in the development of chemosensors for fluoride anion detection. These sensors operate through mechanisms such as proton transfer, where HF-urea complexes facilitate the selective recognition of fluoride ions. This approach has been applied to create highly selective colorimetric and fluorescent sensors, demonstrating the utility of HF-urea in environmental and biological monitoring of fluoride levels (Jia et al., 2009).

Supramolecular Chemistry

In supramolecular chemistry, HF-urea complexes have been utilized to study hydrogen bonding interactions with fluoride. These studies have led to a deeper understanding of the structure and reactivity of fluoride complexes. By modifying the substituents on urea, researchers have been able to tune the binding strength and reactivity of these complexes, opening new avenues for designing fluoride-binding materials and reagents (Pfeifer et al., 2016).

Environmental and Energy Applications

Explorations into the environmental and energy sectors have demonstrated the potential of HF-urea complexes in photocatalysis and hydrogen storage. These complexes have been implicated in processes such as the simultaneous production of hydrogen and degradation of organic pollutants, highlighting their role in sustainable energy and environmental remediation (Kim et al., 2012).

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