Zobrazeno 1 - 10
of 1 079
pro vyhledávání: '"QD901-999"'
Autor:
Mariia B. Struhatska, Vladimir M. Amirkhanov, Nataliia S. Kariaka, Maksym Seredyuk, Viktoriya V. Dyakonenko
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1307-1310 (2021)
The anionic tetrakis-complex of lanthanum(III) NMe4LaL 4 with the CAPh-ligand dimethyl (2,2,2-trichloroacetyl)phosphoramidate (HL), namely, tetramethylammonium tetrakis{2,2,2-trichloro-1-[(dimethoxyphosphoryl)imino]ethanolato}lanthanum(III), (C4H12N)
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1234-1238 (2021)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
In the title compound, ring conformations in the tetracyclic system are twist, chair, half-chair and boat-chair forms. In the crystal, the intermolecular O—H⋯O hydrogen bonds connect the molecules into a helical chain, and the intermolecu
Autor:
Igor V. Zatovsky, Vyacheslav N. Baumer, Denis S. Butenko, N. S. Slobodyanik, Ivan V. Ogorodnyk, Nataliia Strutynska
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1299-1302 (2021)
Single crystals of the langbeinite-type phosphates K1.65Na0.35TiFe(PO4)3 and K0.97Na1.03Ti1.26Fe0.74(PO4)3 were grown by crystallization from high-temperature self-fluxes in the system Na2O–K2O–P2O5–TiO2–Fe2O3 using fixed molar ratios of (Na+
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1243-1248 (2021)
Two structurally different metal–organic frameworks based on Sr2+ ions and 1,2,4,5-tetrakis(4-carboxyphenyl)benzene linkers have been synthesized solvothermally in different solvent systems and studied with single-crystal X-ray diffraction techniqu
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1263-1266 (2021)
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1263-1266 (2021)
The synthesis and crystal structure of the racemic title compound C26H24N2O2S2 with two stereocenters is reported.
In the racemic title compound, C26H24N2O2S2, one of the thiazine rings shows a twisted boat conformation (Q = 0.743 Å, θ = 92.
In the racemic title compound, C26H24N2O2S2, one of the thiazine rings shows a twisted boat conformation (Q = 0.743 Å, θ = 92.
Autor:
Sabina Yasmin, Avijit Chakraborty, Edward R. T. Tiekink, Saswata Rabi, Huey Chong Kwong, Tapashi G. Roy
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1316-1322 (2021)
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1316-1322 (2021)
The metal ion of the title salt hydrate shows a 4 + 2 (N4O2) tetragonally elongated coordination geometry defined by four macrocyclic-N atoms and two weakly associated acetate-O atoms; the crystal features conventional hydrogen-bonding interactio
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 11, Pp 1126-1129 (2021)
The title four-coordinate mononuclear complex, [Hg(C3H5OS2)2(C6H16N2)] or [Hg(C3H5OS2)2(tmeda)] (tmeda: N,N,N′,N′-tetramethylethane-1,2-diamine), has a distorted tetrahedral geometry. The HgII ion is coordinated to two N atoms of the N,N,N′,N
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 11, Pp 1082-1086 (2021)
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 11, Pp 1082-1086 (2021)
The crystal structure of the title compound consists of discrete neutral complexes in which the cobalt cations are octahedrally coordinated by two N-bonded thiocyanate anions, two hexamethylenetetraamine ligands and two water molecules
Publikováno v:
IUCrJ, Vol 8, Iss 6, Pp 921-930 (2021)
Peptidoglycan digestion by murein-degrading enzymes is a critical process in bacterial cell growth and/or cell division. The membrane-bound lytic murein transglycosylase A (MltA) is a murein-degrading enzyme; it catalyzes the cleavage of the β-1,4-g
Autor:
Anzurat A. Akobirshoeva, Ali N. Khalilov, Anastasiya V. Pavlova, Mehmet Akkurt, İbrahim G. Mamedov, Victor N. Khrustalev, Farid N. Naghiyev
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 9, Pp 930-934 (2021)
Acta Crystallographica Section E: Crystallographic Communications
Acta Crystallographica Section E: Crystallographic Communications
The molecular conformation of the title compound is stabilized by an intramolecular O—H⋯O hydrogen bond, forming an S(6) ring motif. Intermolecular N—H⋯N and C—H⋯N hydrogen bonds, as well as N—H⋯π and C—H⋯π interactions