Zobrazeno 1 - 10 of 383 pro vyhledávání: '"R.A. Howie"'
2
Potassiumcis-[(R)-aspartato(2–)][(S)-aspartato(2–)]cobaltate(III) 3.5-hydrate at 120 K
Autor: Jussara L. Miranda, James L. Wardell, R.A. Howie, Otavio Versiane, Janet M. S. Skakle, Judith Felcman
Publikováno v: Acta Crystallographica Section E Structure Reports Online. 62:m52-m55
The title compound, K[Co(C4H4NO4)2]3.5H2O, is a by-product resulting from adventitious oxidation, in the presence of racemic aspartic acid, of cobalt(II) in a cobaltous starting material. The presence of both enanti­omeric forms of the tridentate as
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9399548fbc811251b63b127562aaea10
https://doi.org/10.1107/s160053680503998x
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3
trans-Chloro[(E)-1,1,1,4,4,4-hexafluorobut-2-en-2-yl]bis(tricyclohexylphosphine)platinum(II)–trans-chloro[(Z)-1,1,1,4,4,4-hexafluorobut-2-en-2yl]bis(tricyclohexylphosphine)platinum(II) (1/1) at 120 K
Autor: James L. Wardell, R.A. Howie
Publikováno v: Acta Crystallographica Section E Structure Reports Online. 61:m1701-m1704
The title cocrystal, [PtCl(C4HF6)(C18H33P)2], contains mol­ecules with a random distribution of E and Z alkenyl isomers in essentially equal numbers. This is indicative of the isomerization of the E form of the Pt complex in the course of attempting
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0fbcb1673dd1c42b8f924e865ce7f76d
https://doi.org/10.1107/s1600536805024220
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4
Bis(tetra-n-butylammonium) and bis(tetraphenylphosphonium) salts of tris(2-oxo-1,3-dithiole-4,5-dithiolato)stannate(IV), both at 120 K
Autor: Glaucio B. Ferreira, James L. Wardell, R.A. Howie, Nadia M. Comerlato, William T. A. Harrison
Publikováno v: Acta Crystallographica Section C Crystal Structure Communications. 61:m139-m143
The title compounds, (C16H36N)2[Sn(C3OS4)3], (I), and (C24H20P)2[Sn(C3OS4)3], (II), are examples of complex salts of the general form [Q]2[Sn(dmio)3], where Q is nBu4N+ or Ph4P+ and dmio is the 2-oxo-1,3-dithiole-4,5-dithiol­ate dianion. Features of
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b51a1a03ca3fd84137a3d9e2d74529da
https://doi.org/10.1107/s0108270105001782
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5
Structures of Mn(II) thiocyanate co-ordination polymers from flexible bipyridyl ligands
Autor: M. John Plater, Janet M. S. Skakle, R.A. Howie, Mark R. St J. Foreman
Publikováno v: Inorganica Chimica Acta. 318:175-180
Crystallisation of flexible bipyridyl ligands with MnCl 2 ·4H 2 O and KSCN gives co-ordination polymers of composition [Mn(NCS) 2 (H 2 O) 2 (Py 2 C 2 H 4 )](Py 2 C 2 H 4 ) 2 (H 2 O) 2 ( 1 ) (Py 2 C 2 H 4 =1,2-bis(4-pyridyl)ethane), [Mn 2 (NCS) 4 (Py
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::749cb62c698426e01d4aa3dcc112cc2f
https://doi.org/10.1016/s0020-1693(01)00398-x
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6
Synthesis of MXOY and Related Rings
Autor: Alexandra M. Z. Slawin, M. R. St J. Foreman, Janet M. S. Skakle, R.A. Howie, M.J. Plater
Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 169:297-300
By the hydrothermal reaction of lead (II) acetate with 2-benzonylbenzoic acid, colourless crystals of a hexanuclear lead carboxylate with bridging oxide ligands was obtained. The structure of the molecule could be described as being like a tennis bal
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4053fd7dc239a0eeba02675e513649f7
https://doi.org/10.1080/10426500108546647
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7
Crystallographic and molecular mechanics investigation of an order–disorder transition and dimorphism in 5H,10H-dithiolo[2,3-b]-2,5-benzodithiocine-2-thione
Autor: Zahid H. Chohan, R.A. Howie, William T. A. Harrison, Bruce F. Milne, James L. Wardell
Publikováno v: Acta Crystallographica Section B Structural Science. 56:1011-1017
Single-crystal X-ray structures are presented for three forms of 5H,10H-dithiolo[2,3-b]-2,5-benzodithiocine-2-thione. The α (at 150 K) and α′ (at ambient) forms are very similar and differ only in the presence of crystallographic m symmetry in th
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::db74c8e53e83063ea53a23f8a09d086d
https://doi.org/10.1107/s0108768100010636
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9
Diaquabis(L-serinato)copper(II) 0.1-hydrate at 120 K
Autor: Jussara L. Miranda, R.A. Howie, Otavio Versiane, Janet M. S. Skakle, Judith Felcman
Publikováno v: Acta Crystallographica Section E Structure Reports Online. 61:m2517-m2519
The title compound, [Cu(C3H6NO3)2(H2O)2]·0.1H2O, is isostructural with the nickel analogue. The octa­hedral CuII ion lies on a twofold axis, with cis chelating O,N-serine groups and trans aqua ligands. Small amounts of a solvent water molecule form
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7e0b49f5ef54f05125c6bc914325c821
https://doi.org/10.1107/s1600536805035221
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10
8-Methyl-5-oxo-5,6-dihydrodipyrido[1,2-a:3′,2′-e]pyrimidin-11-ium chloride trihydrate 120 K
Autor: Solange M. S. V. Wardell, M.V.N. de Souza, Thatyana R. A. Vasconcelos, James L. Wardell, R.A. Howie, M. De Lima Ferreira
Publikováno v: Acta Crystallographica Section E Structure Reports Online. 61:o3579-o3581
In the structure of the title salt, C12H10N3O+·Cl−·3H2O, the only species which do not coincide with the mirror plane in the space group P63/m are one complete water mol­ecule, one H atom of another water mol­ecule and two H atoms of the methyl
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::af19707f8669c6b50ba3ff11054530a7
https://doi.org/10.1107/s1600536805031521
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