Guan-Ping Yu
Qingdao University of Science and Technology
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Featured researches published by Guan-Ping Yu.
Acta Crystallographica Section E: Crystallographic Communications | 2005
Liang-Zhong Xu; Guan-Ping Yu; Guo-Dong Si; Yu-Qing Shang; Wei‐Hua Li; Baorong Hou
In the title compound, C12H10ClN7S, the dihedral angles made by the plane of the thione-substituted triazole ring with the planes of the other triazole ring and the benzene ring are 73.57 (3) and 46.65 (2)degrees, respectively. Inter-and intramolcular hydrogen bonds and pi-pi stacking interactions stabilize the structure.
Acta Crystallographica Section E: Crystallographic Communications | 2005
Xiu‐Ying Yang; Yu-Qing Shang; Guan-Ping Yu; Pu‐Yong Zhang; Wei‐Hua Li; Bao‐Rong Hou
In the title compound, C12H10FN7S, the dihedral angles made by the plane of the thione-substituted triazole ring with the planes of the other triazole ring and the benzene ring are 71.94 (3) and 40.10 (2)degrees, respectively. Inter- and intramolecular hydrogen-bond and pi-pi stacking interactions stabilize the structure.
Acta Crystallographica Section E-structure Reports Online | 2005
Weihua Li; Guan-Ping Yu; Fa-Qian Liu; Baorong Hou; Zhi‐Gang Yu
In the title compound, C12H10FN7S, the dihedral angles made by the plane of the thione-substituted triazole ring with the planes of the other triazole ring and the benzene ring are 74.55 (2) and 11.50 (3)degrees, respectively. The structure shows a number of N - H center dot center dot center dot N intermolecular hydrogen-bonding interactions, and weak C - H center dot center dot center dot S intra- and intermolecular interactions.
Acta Crystallographica Section E: Crystallographic Communications | 2005
Liang-Zhong Xu; Kai Li; Guan-Ping Yu; Guo-Dong Si; Cheng-Long Yu
The title compound, C13H15NO2S2, the morpholine ring adopts the usual chair conformation and the four C atoms deviate only slightly from coplanarity. The crystal structure is stabilized by some weak intramolecular C—H⋯S hydrogen-bond interactions.
Acta Crystallographica Section E: Crystallographic Communications | 2005
Liang-Zhong Xu; Wei‐Hua Li; Hai-Bin Song; Kai Li; Guan-Ping Yu
The title compound, C13H14ClNO2S2, the morpholine crystallizes in space group P21/c. The morpholine ring adopts the usual chair conformation and the four C atoms deviate only slightly from coplanarity. There are some weak inter- and intramolecular hydrogen-bond interactions in the crystal structure, providing stabilization.
Acta Crystallographica Section E: Crystallographic Communications | 2005
Liang-Zhong Xu; Hai-Zhen Xu; Guan-Ping Yu; Shuang-Hua Yang; Chun‐Li Li
In the title compound, C15H18N4O2S, the dihedral angle between the planes of the phenyl and triazole rings is 69.47 (9)°. There are weak O—H⋯N, N—H⋯O and O—H⋯S intermolecular interactions in the crystal structure, contributing to its stability.
Acta Crystallographica Section E: Crystallographic Communications | 2004
Liang-Zhong Xu; Chong-Yi Zhu; Guan-Ping Yu; Fang-Fang Jian
In the title compound, C19H15FN4OS, the dihedral angles between the planes of the triazole and the unsubstituted and F-substituted benzene rings are 23.0 (2) and 65.6 (6)°, respectively, while that between the two benzene rings is 87.4 (0)°. There are some intermolecular and intramolecular interactions in the crystal structure.
Acta Crystallographica Section E: Crystallographic Communications | 2004
Liang-Zhong Xu; Chong-Yi Zhu; Yong-Qi Qin; Guan-Ping Yu; Guo-Dong Si
In the title compound, C15H15FN4O2S2, the morpholine ring adopts a chair conformation. The dihedral angle between the benzene and triazole rings is 77.1 (7)°. There are some weak intermolecular and intramolecular interactions in the crystal structure, providing stabilization.
Archive | 2008
Fangfang Jian; Liang-Zhong Xu; Zhiqiang Hu; Qi Zhu; Guan-Ping Yu
Structural Chemistry | 2006
Liang-Zhong Xu; Yong‐Wei Huang; Guan-Ping Yu; Guo-Dong Si; Qi Zhu