Zobrazeno 1 - 10
of 255
pro vyhledávání: '"Qian-Jiang Zhu"'
Publikováno v:
Journal of Chemistry, Vol 2020 (2020)
In this work, we reported a porous supramolecular framework (A) constructed of a symmetric tetramethylcucurbit[6]uril (TMeQ[6]) in aqueous HCl solutions; the driving force was the outer surface interaction of cucurbit[n]urils, as well as hydrogen bon
Externí odkaz:
https://doaj.org/article/9df8d71d98ae4cef9930e1f328cd3a0c
Publikováno v:
ACS Omega, Vol 3, Iss 8, Pp 9827-9833 (2018)
Externí odkaz:
https://doaj.org/article/98474aeb9f094bbfb59522e14009b657
Autor:
Sai-Feng Xue, Zhu Tao, Xin Xiao, Yun-Qian Zhang, Jack K. Clegg, Gang Wei, Qian-Jiang Zhu, Kai Chen, Yi Zhao, Li-Li Liang
Publikováno v:
Polymers, Vol 5, Iss 2, Pp 418-430 (2013)
A number of linear coordination polymers have been assembled from lanthanide cations (Ln3+) and cucurbit[7]uril (Q[7]) in the presence of [CuCl4]2−or [CoCl4]2− anions acting as inorganic structure inducers in HCl solution. X-ray diffraction analy
Externí odkaz:
https://doaj.org/article/f2f78a88890e4477b5e42570e49435d5
Autor:
Li-Mei Zheng, Yun-Qian Zhang, Jin-Ping Zeng, Yan Qiu, Da-Hai Yu, Sai-Feng Xue, Qian-Jiang Zhu, Zhu Tao
Publikováno v:
Molecules, Vol 13, Iss 11, Pp 2814-2822 (2008)
A host-guest assembly, [(C40H44N24O12)·(C6H5NO3)8·13(H2O)] (1), based on a partial substituted cucurbituril, α,δ-tetramethylcucurbit[6]uril (TMeQ[6]), and 4-nitrophenol was synthesized and structurally characterized by s
Externí odkaz:
https://doaj.org/article/5a3512d6ed9148ae8a541395c0487e3e
Publikováno v:
Molecules, Vol 12, Iss 7, Pp 1325-1333 (2007)
Three barrel-shaped artificial molecular capsules 1-3, based on normal cucurbit[5]uril (Q[5]) and decamethylcucurbit[5]uril (Me10Q[5]), were synthesized and structurally characterized by single-crystal X-ray diffraction. Encapsulation of a chlorine a
Externí odkaz:
https://doaj.org/article/8fac74d81603447590f77758dbabcc7a
Publikováno v:
Molecules, Vol 12, Iss 4, Pp 716-722 (2007)
The synthesis, and X-ray crystal structure of the inclusion host-guest complex of dodecamethylcucurbit[6]uril (DDMeQ[6]) with 1,4-dihydroxybenzene (DHOBEN) are reported. The complex crystallizes in the space group P21/c (No.14) with a =12.2847(4), b
Externí odkaz:
https://doaj.org/article/8d28031540f048649448e83a0cad16a0
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 4, Pp m475-m475 (2009)
In the crystal of the title compound, [Ni(NO3)2(C18H10N4)(H2O)]·H2O, the NiII ion is coordinated in a distorted octahedral geometry by two N atoms of the 1,10-phenanthroline moiety of the ligand, three O atoms from two nitrate anions and an O atom f
Externí odkaz:
https://doaj.org/article/dc583e0094c046bdbf320cfdbf7c0dfe
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 2, Pp o341-o341 (2009)
The organic cation of the title salt, C17H12N4O2+·2Cl−·H2O, is nearly planar, the dihedral angle between two pyridine rings being 2.53 (16)° and that between the pyridinum and furan rings being 4.17 (19)°. Molecules are linked via N—H...O, N
Externí odkaz:
https://doaj.org/article/e50d8e7de2944fbf9d9060b3bb85d6dc
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 12, Pp o2449-o2449 (2008)
In the molecular structure of the title compound, C16H13N3, the cyclohexa-1,3-diene ring displays a screw-boat conformation and the pyridine ring is twisted by a dihedral angle of 29.13 (9)° with respect to the pyrazole ring. Molecules are linked in
Externí odkaz:
https://doaj.org/article/7c0bdc81288b4804ae552607c98da803
Publikováno v:
Acta Crystallographica Section E, Vol 64, Iss 8, Pp o1488-o1488 (2008)
In the crystal structure of the title compound, C6H8N2O·CH4N2O·H2O, molecules are linked via N—H...O, O—H...N and O—H...O hydrogen bonds, forming a three–dimensional framework.
Externí odkaz:
https://doaj.org/article/715c9d05a35b46f6aedf1bb16e4a9658