Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Li-Jing Cui"'
Autor:
Xin-Yuan Chen, Li-Jing Cui
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 3, Pp o722-o722 (2010)
In the title 1:1 adduct, C6H4N2·C7H6O2, the carboxyl group and its attached phenyl ring are essentially coplanar, being twisted from each other by a dihedral angle of only 2.05 (3)°. In the crystal, the molecules are connected via O—H...N and C
Externí odkaz:
https://doaj.org/article/9bdaf2fd926946f4b85082927a158ef8
Autor:
Li-Jing Cui, Xin-Yuan Chen
Publikováno v:
Acta Crystallographica Section E, Vol 66, Iss 2, Pp o467-o467 (2010)
In the title compound, C7H7N2+·ClO4−, the cation is almost planar (r.m.s. deviation = 0.042 Å). In the crystal structure, the cations and anions are linked into a two-dimensional network parallel to (100) by N—H...O hydrogen bonds.
Externí odkaz:
https://doaj.org/article/2944e1895df242b98dadfb87aa204a90
Autor:
Li-Jing Cui, Hai-Jun Xu
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 10, Pp o2376-o2376 (2009)
In the title compound, C9H14N+·Br−, an intramolecular N—H...Br interaction links the anion to the cation. In the crystal structure, intermolecular N—H...Br interactions link the molecules into a three-dimensional network.
Externí odkaz:
https://doaj.org/article/fe574afa536648b4bbb0c7dfd8c5c8d6
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 8, Pp m852-m852 (2009)
In the title compound, (C12H11N3)[BiCl5]·H2O, the BiIII atom is coordinated by five chloride anions in a distorted square-pyramidal geometry. The planar imidazole ring system [maximum deviation = 0.012 (3) Å] is oriented at a dihedral angle of 6.08
Externí odkaz:
https://doaj.org/article/8fa7f3bb2c6c40169ccc8d9c99f7e5dd
Autor:
Li-Jing Cui
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 7, Pp o1684-o1684 (2009)
In the title compound, C6H6N5+·NO3−, there are two different isomers of the cation within the asymmetric unit. The dihedral angles between the the pyridinium and tetrazole rings are 2.54 (15) and 13.36 (18)° in the two cations. In the crystal, th
Externí odkaz:
https://doaj.org/article/b8daf21abc954dc293c61e86c8480a3d
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 6, Pp o1331-o1331 (2009)
The asymmetric unit of the title compound, C8H6N8·2H2O, contains one half-molecule, with the benzene ring on a centre of symmetry, and two uncoordinated water molecules. The benzene ring is oriented at a dihedral angle of 34.43 (12)° with respect t
Externí odkaz:
https://doaj.org/article/e83090315d79452abb877a85a0be15db
Autor:
Li-Jing Cui
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 6, Pp m671-m671 (2009)
The title compound, [K(C6H4N5)(H2O)2]n, was synthesized by hydrothermal reaction of KOH with 4-(5-tetrazolio)pyridine. The K atom has a distorted octahedral coordination environment and is coordinated by two axial N atoms from the organic ligand and
Externí odkaz:
https://doaj.org/article/b105a3d92a5d46688cdfea5d40413666
Autor:
Li-Jing Cui, Miao-Jia Yu
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 6, Pp o1318-o1318 (2009)
In the cation of the title compound, C6H6N5+·NO3−, the dihedral angle between the pyridinium and tetrazole rings is 8.2 (2)°. The constituent ions of the compound are linked via N—H...O hydrogen bonds, forming helical chains running along the b
Externí odkaz:
https://doaj.org/article/82b9047acc194c8e8353314321bce927
Autor:
Li-Jing Cui
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 6, Pp o1361-o1361 (2009)
In the cation of the title compound, C22H19N2+·NO3−, the N atom in the 3-position of the imidazole is protonated. The three pendant aromatic rings are twisted from the plane of the imadazolium ring by dihedral angles of 38.1 (1), 43.74 (9) and 20.
Externí odkaz:
https://doaj.org/article/291252d08bd649dfabb9e02fbb31b318
Publikováno v:
Acta Crystallographica Section E, Vol 65, Iss 6, Pp m674-m674 (2009)
In the title compound, (C12H11N3)[SbCl5]·H2O, the SbIII centre is surrounded by five Cl atoms and displays a distorted square-pyramidal coordination geometry. The dihedral angle formed by the plane of the imidazole ring system with the pyridine ring
Externí odkaz:
https://doaj.org/article/3492e902030947db86967dd182dc53f0