Zobrazeno 1 - 10
of 92
pro vyhledávání: '"Qi-Ming Qiu"'
Autor:
Qi-Ming Qiu, Jian-Biao Song
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 78, Iss 10, Pp 1003-1005 (2022)
The solvothermal reaction of H3BO3, KCF3SO3, Mg(CF3SO3)2 and pyridine led to a new alkali- and alkaline-earth-metal borate, MgK0.5[B6O10](OH)0.5·0.5H2O. Its structure features an intricate three-dimensional framework built from [B6O13]8− clusters,
Externí odkaz:
https://doaj.org/article/93b3b0c9f7214906abb1278fff10367e
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 78, Iss 10, Pp 971-973 (2022)
The solvothermal reaction of H3BO3, sodium tert-butoxide, Rb2CO3 and pyridine led to a new alkaline metal borate hexarubidium hexahydroxydodecaborate dihydrate, Rb6[B12O18(OH)6]·2H2O. Its structure contains a large cyclic dodecaoxoboron cluster, [B1
Externí odkaz:
https://doaj.org/article/99f91b37e77f48168635f29e3c0bee7a
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 78, Iss 9, Pp 897-899 (2022)
The title compound, C10H10N42+·NO3−·ClO4−, was obtained unexpectedly by the reaction of Co(ClO4)2·6H2O and cytidine-5′-monophosphate with 4,4′-azopyridine in an aqueous solution of nitric acid. The molecular structure comprises two planar
Externí odkaz:
https://doaj.org/article/d48b3a15820e4d8f830f3b710a65a887
Publikováno v:
Frontiers in Chemistry, Vol 9 (2021)
A detailed understanding of the mismatched base-pairing interactions in DNA will help reveal genetic diseases and provide a theoretical basis for the development of targeted drugs. Here, we utilized mononucleotide fragment to simulate mismatch DNA in
Externí odkaz:
https://doaj.org/article/03ce3eec99d247e296cb273f0b7421a1
Publikováno v:
Acta Crystallographica Section E, Vol 69, Iss 2, Pp o171-o171 (2013)
In the title molecule, C7H4N2O2S2, the nitro group is twisted by 5.5 (1)° from the plane of the attached benzene ring. In the crystal, N—H...S hydrogen bonds link pairs of molecules into inversion dimers, which are linked by weak C—H...O interac
Externí odkaz:
https://doaj.org/article/4bda9f0d577b4ff09fded62e14360d15
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 12, Pp o3450-o3450 (2012)
In the title salt, C10H10N22+·2C7H4NS2−, the complete 4,4′-bipyridine-1,1′-diium dication is generated by a center of symmetry. In the crystal, N—H...N hydrogen bonds are observed between the cations and anions.
Externí odkaz:
https://doaj.org/article/6c2893fe64c945b6beeeb19de3661f99
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 10, Pp o2885-o2885 (2012)
The title two-component molecular crystal, C10H8N2·C2H4N4S, was obtained unexpectedly by reaction of Zn(NO3)2·6H2O, NH4BF4 with 3-amino-1,2,4-triazole-5-thione (3-AMT) and 4,4′-bipyridine in water. The dihedral angle between the pyridine rings in
Externí odkaz:
https://doaj.org/article/fc90899c90ae4d2daf2ccfc448de007c
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 10, Pp m1295-m1295 (2012)
In the title compound, [CuI(C8H8N2S)(C18H15P)2]·CH3OH, the coordination environment around the CuI atom is distorted tetrahedral, defined by two P atoms of two triphenylphosphane ligands, one S atom of a 5-methyl-1H-benzimidazole-2(3H)-thione ligand
Externí odkaz:
https://doaj.org/article/148eeeb47c9a403d9e2e90f077aa787e
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 9, Pp m1222-m1223 (2012)
In the title compound, [Zn(C10H8N2)(C12H8N2)(H2O)2](NO3)2·0.5C10H8N2·H2O, the ZnII atom is coordinated in a distorted octahedral geometry by two N atoms from two 4,4′-bipyridine (4,4′-bipy) ligands, two N atoms from a chelating 1,10-phenanthrol
Externí odkaz:
https://doaj.org/article/c61e89f614e94b8f88571af74221e1fc
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 8, Pp m1022-m1023 (2012)
The title complex, [Ag2(C25H22P2)2(C9H7N)2](CF3SO3)2·C9H7N, was prepared by the reaction of silver(I) trifluoromethanesulfonate with isoquinoline and bis(diphenylphosphanyl)methane (dppm). The dinuclear molecule is located about a center of inversio
Externí odkaz:
https://doaj.org/article/ba664f82b3ab45ee9121fbd079beae85