نتایج جستجو برای: bond angle

تعداد نتایج: 196386  

2007
Uwe Böhme Sabine Fels

In the title compound, C(17)H(19)NO(2), the dihedral angle between the two aromatic rings is 26.02 (5)°. One phenol O atom is deprotonated and the N atom of the azomethine unit carries the H atom, forming an intra-molecular hydrogen bond. The packing is stabilized by an O-H⋯O hydrogen bond.

2010
P. A. Suchetan B. Thimme Gowda Sabine Foro Hartmut Fuess

In the structure of the title compound, C(13)H(9)Cl(2)NO(3)S, the N-H bond is anti to the C=O bond and the dihedral angle between the two aromatic rings is 76.9 (1)°. In the crystal structure, mol-ecules are linked by N-H⋯O(S) hydrogen bonds to form inversion dimers.

2011
A. Thirugnanasundar J. Suresh A. Ramu G. RajaGopal

In the title compound, C(13)H(9)I(2)N(3)O(2), the dihedral angle between the two aromatic rings is 10.5 (2)°. The mol-ecule displays a trans configuration with respect to the C=N bond. An intra-molecular O-H⋯N hydrogen bond occurs. The crystal packing is stabilized by N-H⋯O and C-H⋯O hydrogen bonds.

2012
Li-Ping Liu Xiao-Dan Wang Shuang Zhang Jin-Sheng Gao

In the title herbicideh/phytocide, known as imaza-pic, C(14)H(17)N(3)O(3), the pyridine and imidazole rings are almost coplanar [dihedral angle = 3.08 (5)°]. An intra-molecular O-H⋯N hydrogen bond occurs. In the crystal, an N-H⋯O hydrogen bond links mol-ecules into a chain parallel to [010].

2012
P. A. Suchetan Sabine Foro B. Thimme Gowda B. Nirmala

In the title compound, C(13)H(10)N(2)O(5)S, the N-C bond in the C-SO(2)-NH-C segment has gauche torsion angles with respect to the S=O bonds. The conformation between the N-H bond and the ortho-nitro group in the sulfonyl benzene ring is syn. The mol-ecule is twisted at the S-N bond with a torsion angle of -63.4 (2)°. The sulfonyl benzene ring is tilted by 77.1 (1)° relative to the -SO(2)-NH-C-...

2009
Yousef M. Hijji Belygona Barare Ray J. Butcher Jerry P. Jasinski

In the title mol-ecule, C(13)H(10)N(2)O(4), the dihedral angle between the mean planes of the benzene and phenolate rings is 21.6 (4)°. The nitro O atoms are twisted slightly out of the plane of the ring to which the nitro group is attached [dihedral angle 8.4 (3)°]. The amine group forms an intra-molecular hydrogen bond with both nearby O atoms. An extended π delocalization throughout the enti...

2013
Qiurong Zhang Guangqiang Zhou Peng He Xuebin Chen Hongmin Liu

In the title compound, C18H28O8, the five-membered ring with one O atom attached to the ethyl substituent has a twisted conformation about the C-O bond. The adjacent cis-fused ring with two O atoms also has a twisted conformation about one of the C-O bonds. The dihedral angle between these rings (all atoms) is 59.05 (12)°. The five-membered ring linked to the ethynyl susbtituent is twisted abou...

2002
K. Kohary S. Kugler

The growth of amorphous carbon (a-C) thin film on a [1 1 1] diamond surface has been studied by a tight-binding (TB) molecular dynamics (MD) technique. Six different three-dimensional networks were constructed with periodic boundary conditions in two dimensions. Time-dependent non-equilibrium growth was simulated with atom-by-atom deposition and it was described as in real experiments without a...

2010
P. A. Suchetan B. Thimme Gowda Sabine Foro Hartmut Fuess

In the title compound, C(14)H(12)ClNO(3)S, the N-H bond is in an anti-periplanar conformation to the C=O bond. The dihedral angle between the two aromatic rings is 74.7 (1)°. The crystal structure features inversion-related dimers linked by N-H⋯O hydrogen bonds.

2009
Jian-Cheng Zhou Chuan-Ming Zhang Zheng-Yun Zhang Nai-Xu Li

The mol-ecule of the title compound, C(15)H(12)N(2)O(2), displays a trans configuration with respect to the C=N double bond. The dihedral angle between the two benzene rings is 30.46 (14)°. A strong intra-molecular O-H⋯O hydrogen bond stabilizes the mol-ecular structure.

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