Volume 649, Issue 5 e202300027
Cover Picture
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Front Cover: Synthesis and Characterization of a Calcium-Pyrazolonato Complex. Observation of In-Situ Desolvation During Micro-Electron Diffraction (Z. Anorg. Allg. Chem. 5/2023)

Thomas Mies

Corresponding Author

Thomas Mies

Department of Chemistry, Imperial College London, Molecular Sciences Research Hub, White City Campus, 82 Wood Lane, London, W12 0BZ UK

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Christian Schürmann

Christian Schürmann

Rigaku Europe SE, Hugenottenallee 167, 63263 Neu-Isenburg, Germany.

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Sho Ito

Sho Ito

Rigaku Corporation, 3-9-12, Matsubara, Akishima, Tokyo 196-8666, Japan

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Andrew J. P. White

Andrew J. P. White

Department of Chemistry, Imperial College London, Molecular Sciences Research Hub, White City Campus, 82 Wood Lane, London, W12 0BZ UK

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Mark R. Crimmin

Mark R. Crimmin

Department of Chemistry, Imperial College London, Molecular Sciences Research Hub, White City Campus, 82 Wood Lane, London, W12 0BZ UK

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Anthony G. M. Barrett

Anthony G. M. Barrett

Department of Chemistry, Imperial College London, Molecular Sciences Research Hub, White City Campus, 82 Wood Lane, London, W12 0BZ UK

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First published: 28 February 2023

Graphical Abstract

The cover picture shows the microcrystalline particle size of the Ca-pyrazolonato complex with its diffraction pattern under micro-ED conditions. The pattern could be identified to show a Ca-pyrazolonato complex with an axial water ligand. The indicated shift along the b-axis of the diffraction pattern which was attributed to the loss of a water ligand from the Ca-pyrazolonato complex under the applied conditions of the microED measurement resulted in a second structure solution. This underlines that these conditions can result in the desolvation of highly electrophilic and oxophilic metal complexes (Ca) (DOI: 10.1002/zaac.202200294).

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