Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Stefan D. Nogai"'
Autor:
Tesfamariam K. Hagos, Stefan D. Nogai, Liliana Dobrzańska, Stephanie Cronje, Helgard G. Raubenheimer
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 8, Pp o2014-o2014 (2011)
The title compound, C30H16N4O4, reveals overline1 crystallographic and molecular symmetry and accordingly the asymmetric unit comprises one half-molecule. The dihedral angle between the planes of the two geminal benzoxazole rings is 74.39 (5)°. The
Externí odkaz:
https://doaj.org/article/91a13b8c80444125a439fd31a341f8d5
Autor:
Tesfamariam K. Hagos, Stefan D. Nogai, Liliana Dobrzańska, Stephanie Cronje, Helgard G. Raubenheimer
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 9, Pp o2378-o2378 (2010)
The asymmetric unit of the title solvate, C30H16N4S4·2CHCl3, contains one half-molecule of tetrakis(2-benzothiazolyl)ethene, the complete molecule being generated by inversion symmetry, and one molecule of chloroform. Pairs of the benzothiazole ring
Externí odkaz:
https://doaj.org/article/2acd9a2c0b0b4118b9241cdaae92904c
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 11, Pp m1357-m1357 (2008)
The title ionic compound, (C21H27N2)[AuCl4]·CH2Cl2, was obtained from the reaction of 1,3-dimesitylimidazolidinium chloride with t-BuOK and a solution of AuCl3 in tetrahydrofuran. In the crystal structure, numerous weak C—H...Cl hydrogen bonds for
Externí odkaz:
https://doaj.org/article/14504cd0831d4e178106e140cb21ca28
Publikováno v:
Polyhedron. 34:188-197
The aim of this work was to extend the small library of existing compounds of gold(I) that contain pentafluorophenyl and thiazole ligands and to determine the biological activity of such compounds against a well-known cancer cell line. Seven mono and
Autor:
Christoph E. Strasser, Oliver Schuster, William F. Gabrielli, Helgard G. Raubenheimer, Stephanie Cronje, Stefan D. Nogai
Publikováno v:
Journal of Chemical Crystallography. 39:478-483
Two crystal structures of tris(azolyl)phosphines, PR3 [R′ = 1-methylimidazol-2-yl (1) or R′′ = 4-methylthiazol-2-yl (2)], and the crystal structure of the sulfurisation product of 2, R′′3PS (3), were determined. All compounds crystallise in
Autor:
Christoph E. Strasser, William F. Gabrielli, Stefan D. Nogai, Helgard G. Raubenheimer, Stephanie Cronje, Catharine Esterhuysen, Oliver Schuster
Publikováno v:
New J. Chem.. 32:138-150
Various tris(azolyl)phosphines R3P (R = 1-methylimidazol-2-yl, thiazol-2-yl, 4-methylthiazol-2-yl or 4,5-dimethylthiazol-2-yl) (1a–d) were utilised to prepare complexes of the type R3PAuCl (2a–d). The donor strength of the nitrogen atoms was asse
Autor:
Karolien Coetzee, Oliver Schuster, Stefan D. Nogai, Stephanie Cronje, Helgard G. Raubenheimer, William F. Gabrielli, Jacorien Coetzee
Publikováno v:
Angewandte Chemie. 119:2549-2552
Publikováno v:
Acta Crystallographica Section E Structure Reports Online. 62:m1641-m1643
The title compound, [Au(C3H4NS2)(C18H15P)], contains a thiazolidinethione ligand coordinated to an AuI atom through the S atom. A triphenylphosphine ligand completes the linear coordination geometry around the Au atom. The compound contains two molec
Autor:
Liliana Dobrzańska, Stephanie Cronje, Tesfamariam K. Hagos, Stefan D. Nogai, Helgard G. Raubenheimer
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 8, Pp o2014-o2014 (2011)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
The title compound, C30H16N4O4, reveals overline1 crystallographic and molecular symmetry and accordingly the asymmetric unit comprises one half-molecule. The dihedral angle between the planes of the two geminal benzoxazole rings is 74.39 (5)°. The
Autor:
Helgard G. Raubenheimer, Stefan D. Nogai, Liliana Dobrzańska, Tesfamariam K. Hagos, Stephanie Cronje
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 9, Pp o2378-o2378 (2010)
Acta Crystallographica Section E: Structure Reports
Acta Crystallographica Section E: Structure Reports
The asymmetric unit of the title solvate, C30H16N4S4·2CHCl3, contains one half-molecule of tetrakis(2-benzothiazolyl)ethene, the complete molecule being generated by inversion symmetry, and one molecule of chloroform. Pairs of the benzothiazole ring