Zobrazeno 1 - 10
of 694
pro vyhledávání: '"Harry Adams"'
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 9, Pp 1336-1338 (2019)
The title compound, C7H4F3NO2, 3-trifluoromethyl-1H-pyrrolo[1,2-c]oxazol-1-one, is the first crystal structure of the pyrrolo[1,2-c]oxazole ring system: the fused ring system is almost planar (r.m.s. deviation = 0.006 Å). In the crystal, weak C—H.
Externí odkaz:
https://doaj.org/article/5c5d9e96cc284a08840dc1fa0b9aa5a9
Autor:
James S. Wright, Iñigo J. Vitórica-Yrezábal, Harry Adams, Stephen P. Thompson, Adrian H. Hill, Lee Brammer
Publikováno v:
IUCrJ, Vol 2, Iss 2, Pp 188-197 (2015)
A family of one-dimensional coordination polymers, [Ag4(O2C(CF2)2CF3)4(phenazine)2(arene)n]·m(arene), 1 (arene = toluene or xylene), have been synthesized and crystallographically characterized. Arene guest loss invokes structural transformations to
Externí odkaz:
https://doaj.org/article/c4387f21cf4f4cde910bd6f1d1d19d08
Publikováno v:
Molecules, Vol 19, Iss 12, Pp 21324-21334 (2014)
The synthesis and structural characterisation of phosphine-substituted alkynylboronates is reported. A P(III)-centred alkynylboronate (2) was prepared that showed little evidence for the conjugation of the P-lone pair to the boron via the alkyne π-s
Externí odkaz:
https://doaj.org/article/e74ac699f63a4f23880aec8d39d5f801
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 4, Pp m477-m478 (2011)
In the title compound, [Ni(C45H34BN6)(C10H9N3)]Br·CH2Cl2, the NiII atom is five-coordinated by the tridentate hydrotris(3,5-diphenylpyrazolyl)borate ligand and a bidentate di-2-pyridylamine ligand in a distorted square-pyramidal geometry. In the cry
Externí odkaz:
https://doaj.org/article/ef5a4d5e3ea34e8d8582f15233420c6d
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 4, Pp m404-m405 (2011)
The title compound, [Ni(C5HF6O2)2(C12H9BrN2)], the NiII atom exhibits a pseudo-octahedral coordination geometry. The structure packs through C—H...Br interactions, forming a hydrogen-bonded ladder. There are also strong hydrogen-bonding interaction
Externí odkaz:
https://doaj.org/article/b0cd06f9b12b4d50818299df3ab2af51
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 9, Pp m1138-m1139 (2010)
In the title complex, [Co(C5HF6O2)2(C12H9BrN2)], the CoII atom exhibits a pseudo-octahedral coordination geometry, comprising two N-donor atoms from a bidentate chelate (4-bromophenyl)(2-pyridylmethylidene)amine (ppaBr) ligand [Co—N = 2.098 (2) and
Externí odkaz:
https://doaj.org/article/3f79ecb8c16d48b1948201a1c17866ea
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 7, Pp m773-m773 (2009)
In the title tris(pyrazolyl)borate (TpPh2) complex, [NiBr(C45H34BN6)], the Ni, Br and B atoms lie on a crystallographic threefold axis and a distorted NiN3Br tetrahedral geometry arises for the metal ion. In the crystal, C—H...(C=C) and C—H...π
Externí odkaz:
https://doaj.org/article/9b08cd65cc6c4bf8837178eef71a69a9
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 12, Pp m1538-m1538 (2008)
In the crystal structure of the title compound, [Co(C12H8N2)3](BF4)2·CH3CN, the molecular packing involves dimers of distorted octahedrally coordinated cations which are held together by one π–π [centroid–centroid = 3.542 (4) Å] and two C—H
Externí odkaz:
https://doaj.org/article/dfea092c11704e4ba87e982ec566a531
Autor:
Harry Adams, Jafar Attar Gharamaleki, Yaghoub Mohammadzadeh Azar Golenji, Hossein Aghabozorg, Janet Soleimannejad
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 2, Pp m387-m388 (2008)
The reaction of antimony(III) chloride, 4,4′-bipyridine (4,4′-bipy) and pyridine-2,6-dicarboxylic acid (pydcH2), in a 1:2:2 molar ratio in an aqueous solution, resulted in the formation of the title centrosymmetric disordered mixed-valence SbIII/
Externí odkaz:
https://doaj.org/article/73a2e4c4483e42e381227085170fdd4b
Propane-1,3-diaminium–2-carboxypyridine-6-carboxylate–pyridine-2,6-dicarboxylic acid–water (1/2/2/8)
Autor:
Hossein Aghabozorg, Elham Motyeian, Mohammad Ghadermazi, Jafar Attar Gharamaleki, Harry Adams, Janet Soleimannejad
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 1, Pp o231-o232 (2008)
The title proton-transfer compound, C3H12N22+·2C7H4NO4−·2C7H5NO4·8H2O or (pnH2)(pydcH)2.2(pydcH2)·8H2O, was obtained by the reaction of pyridine-2,6-dicarboxylic acid (pydcH2) and propane-1,3-diamine (pn) in aqueous solution. Both neutral and m
Externí odkaz:
https://doaj.org/article/704faa60520645afa17f848b9fd58b1b