نتایج جستجو برای: znii complex

تعداد نتایج: 783963  

2017
Grant A Broker Mukesh M Jotani Edward R T Tiekink

In the title compound, [Zn(C4H8NOS2)2(C12H10N4)], the ZnII atom exists within a NS4 donor set defined by two chelating di-thio-carbamate ligands and a pyridyl-N atom derived from a terminally bound 4-pyridine-aldazine ligand. The distorted coordination geometry tends towards square-pyramidal with the pyridyl-N atom occupying the apical position. In the crystal, hydroxyl-O-H⋯O(hydrox-yl) and hyd...

Journal: :Chemistry 2016
Ryota Kotani Kota Yoshida Eiji Tsurumaki Atsuhiro Osuka

Boron arylations of B-(methoxo)triphenylsubporphyrin have been developed with a combined use of ArZnI⋅LiCl and trimethylsilyl chloride. Aryl zinc reagents bearing bromo, cyano, amide, and ester groups can be employed for the B-arylation reaction to provide the corresponding B-arylated subporphyrins in moderate yields. Postmodifications of B-arylated subporphyrins have been demonstrated without ...

2003
Christiane Dietrich-Buchecker Maria Consuelo Jimenez-Molero Valerie Sartor Jean-Pierre Sauvage

In the course of the last 20 years, our view on rotaxanes and catenanes has completely changed. Copper(I)-templated strategies, in particular, have allowed us to prepare catenanes on a real preparative scale, in a few chemical steps from commercially available compounds. A particularly significant improvement was the introduction of the recently developed ring-closing metathesis reaction, using...

Journal: :Magnetochemistry 2022

A novel multi-channel barcode module was developed by using chiral co-crystals which contain field-induced SMM behavior and different emission bands. The [Zn(H2L)Dy(DBM)2]4(ClO4)4⋅9CH3OH⋅H2O (1a) [Zn(H2L)Dy(DBM)2]4(ClO4)4⋅8CH3OH⋅0.5H2O (1b) (H4L = 2,2′-[1,2-ethanediylbis[(hydroxyethylimino)methylene]]bis[6-methoxy-4-methyl-phenol], HDBM dibenzoylmethane) were obtained through one-pot reaction o...

Journal: :Crystals 2022

Novel triarylazoimidazoles containing strong electron donors (p-NEt2) or acceptors (p-NO2) by the azoaryl group, and their group 12 metal complexes were synthesized fully characterized, including X-ray analysis for several complexes. exhibit red photo-luminescence emission (Φ up to 0.21) in a solution. Moreover, antibacterial activity of was tested against Gram-positive microorganism S. aureus ...

Journal: :Acta Crystallographica Section A Foundations and Advances 2017

Journal: :Applied Clay Science 2022

Resistance to antimicrobial agents is responsible for major social and economic losses. The World Health Organization estimated 700,000 global deaths a year due resistance. use of layered double hydroxides (LDHs) as antibacterial materials could present way reduce the risk bacterial infections resistance, by partial release metallic ions in aqueous dispersion. dissolution different synthetic LD...

Journal: :Journal of Physical Chemistry Letters 2021

Pulse-dipolar EPR is an appealing strategy for structural characterization of complex systems in solution that complements other biophysical techniques. Significantly, the emergence genetically encoded self-assembling spin labels exploiting exogenously introduced double-histidine motifs conjunction with CuII-chelates offers high precision distance determination nonpermissive to thiol-directed l...

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