scholarly journals 3-(2-Bromophenylsulfonyl)-5-cyclohexyl-2-methyl-1-benzofuran

2014 ◽  
Vol 70 (3) ◽  
pp. o324-o324 ◽  
Author(s):  
Hong Dae Choi ◽  
Pil Ja Seo ◽  
Uk Lee
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Short Distance ◽  
Crystal Packing ◽  
Chair Conformation ◽  
Π Interactions ◽  
Compound C ◽  
The Mean

In the title compound, C21H21BrO3S, the cyclohexyl ring adopts a chair conformation. The dihedral angle between the mean planes of the benzofuran and 2-bromophenyl fragments is 82.47 (5)°. In the crystal, molecules related by inversion are paired into dimersviaC—H...π and π–π interactions, the latter are indicated by the short distance of 3.607 (3) Å between the centroids of the furan rings. Intermolecular C—H...O hydrogen bonds and short Br...O [3.280 (1) Å] contacts further consolidate the crystal packing.

scholarly journals 5-Cyclohexyl-2-methyl-3-(3-methylphenylsulfonyl)-1-benzofuran

2014 ◽  
Vol 70 (4) ◽  
pp. o494-o494
Author(s):  
Hong Dae Choi ◽  
Pil Ja Seo ◽  
Uk Lee
Keyword(s):  
Hydrogen Bonds ◽  
Benzene Ring ◽  
Dihedral Angle ◽  
Title Compound ◽  
Chair Conformation ◽  
Ring System ◽  
Π Interactions ◽  
Compound C ◽  
The Mean ◽  
Supramolecular Chains

In the title compound, C22H24O3S, the cyclohexyl ring adopts a chair conformation. The dihedral angle between the mean plane [r.m.s. deviation = 0.010 (1) Å] of the benzofuran ring system and the benzene ring is 81.78 (4)°. In the crystal, molecules are linkedviapairs of C—H...π interactions into inversion dimers. These dimers are further linked by C—H...π interactions into supramolecular chains running along theb-axis direction. In addition, C—H...O hydrogen bonds are observed between inversion-related dimers.

scholarly journals 5-Cyclohexyl-2-methyl-3-(4-methylphenylsulfinyl)-1-benzofuran

2012 ◽  
Vol 68 (4) ◽  
pp. o947-o947 ◽  
Author(s):  
Hong Dae Choi ◽  
Pil Ja Seo ◽  
Uk Lee
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Chair Conformation ◽  
Interplanar Distance ◽  
Π Interactions ◽  
Compound C ◽  
Centroid Distance ◽  
The Mean

In the title compound, C22H24O2S, the cyclohexyl ring adopts a chair conformation. The 4-methylphenyl ring makes a dihedral angle of 81.60 (5)° with the mean plane [r.m.s. deviation = 0.004 (1) Å] of the benzofuran fragment. In the crystal, molecules are linked by weak C—H...O hydrogen bonds and weak π–π interactions between the furan rings of adjacent molecules [centroid–centroid distance = 3.545 (2) Å, interplanar distance = 3.489 (2) Å and slippage = 0.628 (2) Å.

scholarly journals (E)-2-Cyano-N′-(1,2,3,4-tetrahydronaphthalen-1-ylidene)acetohydrazide

2012 ◽  
Vol 68 (6) ◽  
pp. o1740-o1740
Author(s):  
Mohamed A. Al-Omar ◽  
Nagy M. Khalifa ◽  
Hazem A. Ghabbour ◽  
Tze Shyang Chia ◽  
Hoong-Kun Fun
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Crystal Packing ◽  
Ring System ◽  
Π Interactions ◽  
Envelope Conformation ◽  
Compound C ◽  
The Mean ◽  
A Chain

In the title compound, C13H13N3O, the tetrahydrobenzene ring adopts a half-boat (envelope) conformation. The mean plane of the tetrahydronaphthalene ring system forms a dihedral angle of 9.56 (6)° with the mean plane of the cyanoacetohydrazide group. In the crystal, inversion dimers linked by pairs of N—H...O hydrogen bonds generate R 2 2(8) loops. The dimers are connected by C—H...N hydrogen bonds into a chain propagating along [101]. The crystal packing also features C—H...π interactions.

scholarly journals 3-(Adamantan-1-yl)-4-benzyl-1H-1,2,4-triazole-5(4H)-thione

2014 ◽  
Vol 70 (7) ◽  
pp. o766-o767 ◽  
Author(s):  
Fatmah A. M. Al-Omary ◽  
Hazem A. Ghabbour ◽  
Ali A. El-Emam ◽  
C. S. Chidan Kumar ◽  
Hoong-Kun Fun
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Crystal Packing ◽  
Triazole Ring ◽  
Axis Direction ◽  
Π Interactions ◽  
Compound C ◽  
Supramolecular Chains

The title compound, C19H23N3S, is a functionalized triazoline-3-thione derivative. The benzyl ring is almost normal to the planar 1,2,4-triazole ring (r.m.s. deviation = 0.007 Å) with a dihedral angle of 86.90 (7)°. In the crystal, molecules are linked by pairs of N—H...S hydrogen bonds, forming inversion dimers that encloseR22(8) loops. The crystal packing is further stabilized by weak C—H...π interactions that link adjacent dimeric units into supramolecular chains extending along thea-axis direction.

scholarly journals N′-(3-Hydroxybenzylidene)-4-methylbenzohydrazide

2012 ◽  
Vol 68 (6) ◽  
pp. o1816-o1816
Author(s):  
Ji-Lai Liu ◽  
Ming-Hui Sun ◽  
Jing-Jun Ma
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Crystal Packing ◽  
Aromatic Rings ◽  
Π Interactions ◽  
Compound C ◽  
Centroid Distance ◽  
Benzene Rings

The title compound, C15H14N2O2, was obtained from the reaction of 3-hydroxybenzaldhyde and 4-methylbenzohydrazide in methanol. In the molecule, the benzene rings form a dihedral angle of 2.9 (3)°. In the crystal, N—H...O and O—H...O hydrogen bonds link the molecules into layers parallel to (101). The crystal packing also exhibits π–π interactions between the aromatic rings [centroid–centroid distance = 3.686 (4) Å].

scholarly journals 5-Bromo-1-(6-bromohexyl)indoline-2,3-dione

IUCrData ◽  
2016 ◽  
Vol 1 (6) ◽  
Author(s):  
Yassine Kharbach ◽  
Youssef Kandri Rodi ◽  
Amal Haoudi ◽  
El Mokhtar Essassi ◽  
Frédéric Capet ◽  
...  
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Ring System ◽  
Π Interactions ◽  
Compound C ◽  
Plane Passing ◽  
The Mean

In the title compound, C14H15Br2NO2, the dihedral angle between the mean plane passing through the bromohexyl chain and the 5-bromoindoline ring system (r.m.s. deviation = 0.044Å) is 70.0 (3)°. In the crystal, molecules are connected by C—H...O hydrogen bonds, generating zigzag chains propagating along [010]. The packing is also influenced by inter-chain π–π interactions which form layers parallel to theabplane [centroid–centroid distances = 3.765 (2) Å].

scholarly journals Crystal structure of 1-benzyl-4-formyl-1H-pyrrole-3-carboxamide

2016 ◽  
Vol 72 (2) ◽  
pp. 133-135
Author(s):  
Qi-Di Zhong ◽  
Sheng-Quan Hu ◽  
Hong Yan
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bond ◽  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Π Interactions ◽  
Bond Forming ◽  
Compound C ◽  
The Mean ◽  
Ring Motif

In the title compound, C13H12N2O2(I), the mean planes of the pyrrole and benzyl rings are approximately perpendicular, forming a dihedral angle of 87.07 (4) °. There is an intramolecular N—H...O hydrogen bond forming an S(7) ring motif. In the crystal, molecules are linkedviaa pair of N—H...O hydrogen bonds forming inversion dimers. C—H...O hydrogen bonds link the dimers into chains along direction [10-1]. The chains are further linked by weak C—H...π interactions forming layers parallel to theacplane.

scholarly journals Crystal structure of dimethyl 3,3′-[(4-fluorophenyl)methylene]bis(1H-indole-2-carboxylate)

2015 ◽  
Vol 71 (10) ◽  
pp. 1140-1142 ◽  
Author(s):  
Hong-Shun Sun ◽  
Yu-long Li ◽  
Hong Jiang ◽  
Ning Xu ◽  
Hong Xu
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Indole Ring ◽  
Ring Systems ◽  
Π Interactions ◽  
Compound C ◽  
The Mean ◽  
Supramolecular Chains

In the title compound, C27H21FN2O4, the mean planes of the indole ring systems (r.m.s. deviations = 0.0263 and 0.0160 Å) are approximately perpendicular to one another, making a dihedral angle of 84.0 (5)°; the fluorobenzene ring is twisted with respect to the mean planes of the two indole ring systems at 89.5 (5) and 84.6 (3)°. In the crystal, pairs of N—H...O hydrogen bonds link the molecules into inversion dimers, which are further linked by N—H...O hydrogen bonds into supramolecular chains propagated along theb-axis direction. Weak C—H...π interactions are observed between neighbouring chains.

scholarly journals 2-(4,5-Dimethoxy-2-nitrophenyl)-4-methoxy-9-phenylsulfonyl-9H-carbazole-3-carbaldehyde

2014 ◽  
Vol 70 (4) ◽  
pp. o424-o425 ◽  
Author(s):  
P. Narayanan ◽  
K. Sethusankar ◽  
Velu Saravanan ◽  
Arasambattu K. Mohanakrishnan
Keyword(s):  
Molecular Structure ◽  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Crystal Packing ◽  
Ring System ◽  
Maximum Deviation ◽  
Π Interactions ◽  
Compound C ◽  
Ring Motif

In the title compound, C28H22N2O8S, the carbazole ring system is roughly planar, with a maximum deviation of 0.084 (3) Å for the C atom connected to the 4,5-dimethoxy-2-nitrophenyl ring. The dihedral angle between the carbazole system and the dimethoxy-substituted nitrophenyl ring is 57.05 (10)°. The aldehyde C atom deviates by 0.164 (5) Å from its attached carbazole ring system. The molecular structure is stabilized by C—H...O interactions which generate twoS(6) and oneS(7) ring motif. In the crystal, molecules are linked by C—H...O hydrogen bonds, formingR33(15) ring motifs, which are further crosslinked byR32(19) ring motifs, resulting in (002) layers. The crystal packing also features C—H...π interactions.

scholarly journals 2-(2-Methyl-5-nitro-1H-imidazol-1-yl)ethyl 2-bromobenzoate

2012 ◽  
Vol 68 (4) ◽  
pp. o1218-o1218 ◽  
Author(s):  
Aurang Zeb ◽  
Sammer Yousuf ◽  
Fatima Z. Basha
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Crystal Packing ◽  
Π Interactions ◽  
Compound C ◽  
Centroid Distance

In the title compound, C13H12BrN3O4, the dihedral angle between the benzene and imidazole rings is 30.6 (2)°. In the crystal, molecules are linked into chains parallel to [001] by C—H...O hydrogen bonds. The crystal packing is further consolidated by π–π interactions [centroid–centroid distance = 3.482 (2) Å].

Sign in / Sign up

Export Citation Format

Share Document