Magnetic characterization of paramagnetic reagents by particle tracking velocimetry

Magnetic characterization of paramagnetic reagents by particle tracking velocimetry
July 22, 2021 Samuel 0 Comments

Magnetic particle characterization determines the standard of magnetic particles and is of nice significance in particle expertise, drug supply, cell separation, in vivo diagnostics, and different biomedical functions. The high quality of the pattern is dependent upon the particle dimension, intrinsic magnetic properties of the particles, and the uniformity of these properties. A business particle …

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Beyond Takai´s Olefination Reagent: Persistent Dehalogenation Emerges in a Chromium(III)-µ3-Methylidyne Complex

Beyond Takai´s Olefination Reagent: Persistent Dehalogenation Emerges in a Chromium(III)-µ3-Methylidyne Complex
July 22, 2021 Samuel 0 Comments

Reaction of CHI3 with six equivalents of CrCl2 in THF at low temperatures affords [Cr3Cl3(μ-Cl)3(μ3-CH)(thf)6] as the primary isolable high-yield CrIII μ3-methylidyne complicated. Substitution of the terminal chlorido ligands by way of salt metathesis with alkali-metal cyclopentadienides generates isostructural half-sandwich chromium(III)-μ3-methylidynes [CpR3Cr3(μ-Cl)3(μ3-CH] (CpR = C5H5, C5Me5, C5H4SiMe3). Side and decomposition merchandise of the Cl/CpR trade …

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