scholarly journals N-(4-Chlorophenylsulfonyl)-4-iodobenzamide

IUCrData ◽  
2017 ◽  
Vol 2 (1) ◽  
Author(s):  
S. Naveen ◽  
A. G. Sudha ◽  
E. Suresha ◽  
N. K. Lokanath ◽  
P. A. Suchetan ◽  
...  
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Supramolecular Structure ◽  
Three Dimensional ◽  
Π Interactions ◽  
Compound C ◽  
Benzene Rings ◽  
Ring Motif

In the title compound, C13H9ClINO3S, the benzene rings are inclined to one another by 81.6 (2)°. In the crystal, molecules are linked by pairs of N—H...O hydrogen bonds, forming inversion dimers with anR22(8) ring motif. The dimers are linked by C—H...O hydrogen bonds, forming sheets parallel to thebcplane. Neighbouring sheets are linkedviaoffset π–π interactions involving inversion-related iodobenzene rings [intercentroid distance = 3.807 (3) Å], forming a three-dimensional supramolecular structure.

scholarly journals 3,5-Dichloro-N-(4-methylphenyl)benzenesulfonamide

IUCrData ◽  
2017 ◽  
Vol 2 (3) ◽  
Author(s):  
K. Shakuntala ◽  
S. Naveen ◽  
N. K. Lokanath ◽  
P. A. Suchetan
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Torsion Angle ◽  
Title Compound ◽  
Supramolecular Structure ◽  
Three Dimensional ◽  
Axis Direction ◽  
Π Interactions ◽  
Compound C ◽  
Benzene Rings

The molecule of the title compound, C13H11Cl2NO2S, is U-shaped with the central C—S—N—C segment having a torsion angle of 67.2 (4)°. The dihedral angle between the benzene rings is 57.0 (2)°. In the crystal, molecules are linked via N—H...O and C—H...O hydrogen bonds, forming chains propagating along the a-axis direction. The chains are linked by C—H...π interactions, forming a three-dimensional supramolecular structure.

scholarly journals Benzyl 3-(3,4,5-trimethoxybenzylidene)dithiocarbazate

IUCrData ◽  
2016 ◽  
Vol 1 (2) ◽  
Author(s):  
M. A. A. A. A. Islam ◽  
M. C. Sheikh ◽  
A. A. Mahmud ◽  
R. Miyatake ◽  
E. Zangrando
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Supramolecular Structure ◽  
Three Dimensional ◽  
Aromatic Rings ◽  
Π Interactions ◽  
Compound C ◽  
The Mean ◽  
Ring Motif

The title compound, C18H20N2O3S2, a dithiocarbazate derivative, adopts anEconformation about the C=N bond. The trimethoxyphenyl group and the dithiocarbazate fragment lie almost in the same plane, with the mean plane of the dithiocarbazate unit being inclined to the trimethoxyphenyl ring by 13.34 (6)°. The aromatic rings are inclined to one another by 75.30 (9)°. In the crystal, molecules are linkedviapairs of N—H...S hydrogen bonds, forming inversion dimers with anR22(8) ring motif. The dimers are linkedviaC—H...O hydrogen bonds, forming undulating sheets lying parallel to (103) which are linkedviaC—H...π interactions, forming a three-dimensional supramolecular structure.

scholarly journals Crystal structure of 26-(4-methylphenyl)-8,11,14,17-tetraoxa-28-azatetracyclo[22.3.1.02,7.018,23]hexacosa-2,4,6,18(23),19,21,24(1),25,27-nonaene

2016 ◽  
Vol 72 (5) ◽  
pp. 663-666 ◽  
Author(s):  
T. Thanh Van Tran ◽  
Le Tuan Anh ◽  
Hung Huy Nguyen ◽  
Hong Hieu Truong ◽  
Anatoly T. Soldatenkov
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonds ◽  
Title Compound ◽  
Pyridine Ring ◽  
Three Dimensional ◽  
Π Interactions ◽  
Compound C ◽  
Benzene Rings ◽  
Tetracyclic System ◽  
Ring Motif

The title compound, C30H29NO4, is a tetracyclic system containing a 4-arylpyridine fragment, two benzene rings and an aza-17-crown-5 ether moiety, in a bowl-like arrangement. The pyridine ring is inclined to the 4-methylphenyl ring by 26.64 (6)°, and by 57.43 (6) and 56.81 (6)° to the benzene rings. The benzene rings are inclined to one another by 88.32 (6)°. In the crystal, molecules are linked by pairs of C—H...N hydrogen bonds, forming inversion dimers with anR22(14) ring motif. The dimers are linkedviaa number of C—H...π interactions, forming a three-dimensional architecture.

scholarly journals Crystal structure of 2-benzylamino-4-p-tolyl-6,7-dihydro-5H-cyclopenta[b]pyridine-3-carbonitrile

2015 ◽  
Vol 71 (2) ◽  
pp. 192-194
Author(s):  
R. A. Nagalakshmi ◽  
J. Suresh ◽  
S. Maharani ◽  
R. Ranjith Kumar ◽  
P. L. Nilantha Lakshman
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bonds ◽  
Title Compound ◽  
Pyridine Ring ◽  
Three Dimensional ◽  
Π Interactions ◽  
Compound C ◽  
Centroid Distance ◽  
Cyclopentane Ring ◽  
Ring Motif

The title compound, C23H21N3, comprises a 2-amino-3-cyanopyridine ring fused with a cyclopentane ring. The later adopts an envelope conformation with the central methylene C atom as the flap. The benzyl and andp-tolyl rings are inclined to one another by 56.18 (15)°, and to the pyridine ring by 81.87 (14) and 47.60 (11)°, respectively. In the crystal, molecules are linked by pairs of N—H...Nnitrilehydrogen bonds, forming inversion dimers with anR22(12) ring motif. The dimers are linked by C—H...π and π–π interactions [centroid–centroid distance = 3.7211 (12) Å], forming a three-dimensional framework.

scholarly journals Crystal structure of 2-methyl-N-{[2-(pyridin-2-yl)ethyl]carbamothioyl}benzamide

2015 ◽  
Vol 71 (9) ◽  
pp. o636-o636
Author(s):  
Nadiah Ameram ◽  
Farook Adam
Keyword(s):  
Crystal Structure ◽  
Hydrogen Bond ◽  
Hydrogen Bonds ◽  
Title Compound ◽  
Thiourea Derivative ◽  
Π Interactions ◽  
Compound C ◽  
Benzene Rings ◽  
Ring Motif

In the title compound, C16H17N3OS, a benzoyl thiourea derivative, the planes of the pyridine and benzene rings are inclined to one another by 66.54 (9)°. There is an intramolecular N—H...O hydrogen bond present forming anS(6) ring motif. In the crystal, molecules are linkedviapairs of N—H...N hydrogen bonds, forming inversion dimers, which are reinforced by pairs of C—H...S hydrogen bonds. The dimers are linkedviaC—H...π interactions, forming ribbons along [010].

scholarly journals Crystal structure ofO-benzyl-L-tyrosineN-carboxy anhydride

2017 ◽  
Vol 73 (4) ◽  
pp. 553-555
Author(s):  
Aya Inada ◽  
Hitoshi Kanazawa
Keyword(s):  
Crystal Structure ◽  
Solid State ◽  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Title Compound ◽  
Supramolecular Structure ◽  
Three Dimensional ◽  
Π Interactions ◽  
Compound C

In the title compound, C17H15NO4(alternative name;O-benzyl-L-tyrosineN-carboxy anhydride), the oxazolidine ring is planer, with an r.m.s. deviation of 0.039 Å. The benzyloxy and benzyl rings are almost coplanar, making a dihedral angle of 0.078 (10)°, and are inclined to the oxazolidine ring by 59.16 (11) and 58.42 (11)°, respectively. In the crystal, molecules are linked by N—H...O and C—H...O hydrogen bonds, forming ribbons propagating along [010]. The ribbons are linked by C—H...π interactions, forming a three-dimensional supramolecular structure. The oxazolidine rings of adjacent ribbons are arranged into a layer parallel to theabplane. This arrangement is favourable for the polymerization of the compound in the solid state.

scholarly journals 5,6-Bis(pyridin-2-yl)-2,3-dihydropyrazine

IUCrData ◽  
2016 ◽  
Vol 1 (9) ◽  
Author(s):  
Maciej Posel ◽  
Helen Stoeckli-Evans
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Rotational Symmetry ◽  
Three Dimensional ◽  
Boat Conformation ◽  
Π Interactions ◽  
Twofold Axis ◽  
Compound C ◽  
The Mean ◽  
Ring Motif

The title compound, C14H12N4, has approximate twofold rotational symmetry. The pseudo-twofold axis bisects the C—C bonds of the dihydropyrazine ring, which has a screw–boat conformation. The two pyridine rings are inclined to the mean plane of the dihydropyrazine ring by 30.78 (11) and 39.37 (9)°, and to one another by 62.53 (10)°. The pyridine N atoms arecisto one another, with an N...N nonbonded distance of 3.101 (2) Å. In the crystal, molecules are linkedviaa pair of N—H...N hydrogen bonds, forming inversion dimers with anR22(6) ring motif. These units are linked by further N—H...H hydrogen bonds, forming layers parallel to (302). The layers are linked by C—H...π interactions, forming a three-dimensional framework.

scholarly journals 2-Methoxy-4-[3-(3-nitrophenyl)-4,5-dihydro-1H-pyrazol-5-yl]phenol

IUCrData ◽  
2016 ◽  
Vol 1 (3) ◽  
Author(s):  
Bharathkumar Inturi ◽  
K. R. Roopashree ◽  
Gurubasavaraj V. Pujar ◽  
Irfan Ali Mohammed ◽  
H. C. Devarajegowda
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Pyrazole Ring ◽  
Dihedral Angles ◽  
Π Interactions ◽  
Envelope Conformation ◽  
Compound C ◽  
Benzene Rings ◽  
And Inversion ◽  
Ring Motif

In the title compound, C16H15N3O4, the pyrazole ring has an envelope conformation, with the C atom substituted by the 2-methoxyphenol ring as the flap. Its mean plane makes dihedral angles of 56.78 (9) and 9.7 (1)° with the 2-methoxyphenol and 3-nitrophenyl rings, respectively. The benzene rings are inclined to one another by 49.37 (8)°. In the crystal, molecules are linked by pairs of O—H...N hydrogen bonds, forming inversion dimers with anR22(16) ring motif. The dimers are linked by C—H...O hydrogen bonds, forming slabs parallel to theacplane. There are slipped parallel π–π interactions present within the slabs, involving inversion-related 2-methoxyphenol rings [intercentroid distance = 3.729 (1) Å] and inversion-related 3-nitrophenyl rings [intercentroid distance = 3.831 (1) Å].

scholarly journals 6-Iodo-1H-indole-2,3-dione

IUCrData ◽  
2016 ◽  
Vol 1 (4) ◽  
Author(s):  
James A. Golen ◽  
David R. Manke
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Three Dimensional ◽  
Interplanar Distance ◽  
Π Interactions ◽  
Compound C ◽  
Dimensional Network ◽  
Ring Motif ◽  
Close Contacts

The molecule of the title compound, C8H4INO2, is almost planar, having an r.m.s. deviation from planarity of 0.019 Å for all non-H atoms. In the crystal, molecules are linked by pairs of N—H...O hydrogen bonds, forming inversion dimers with anR22(8) ring motif. The dimers are further linked by I...O close contacts of 3.078 (2) Å, forming chains along [10-1]. The nine-membered fused rings of the isatin molecules stack along thebaxis, with parallel slipped π–π interactions [intercentroid distance = 3.594 (2) Å, interplanar distance = 3.379 (1) Å and slippage = 1.243 Å]. These interactions lead to the formation of a three-dimensional network.

scholarly journals 8-Hydroxy-3,4-bis(4-methoxyphenyl)-1H-isochromen-1-one

IUCrData ◽  
2017 ◽  
Vol 2 (4) ◽  
Author(s):  
Sivakalai Mayakrishnan ◽  
Y. Arun ◽  
Narayanan Uma Maheswari
Keyword(s):  
Hydrogen Bonds ◽  
Title Compound ◽  
Three Dimensional ◽  
Ring System ◽  
Dimensional Structure ◽  
Three Dimensional Structure ◽  
Π Interactions ◽  
Compound C ◽  
Benzene Rings ◽  
The Mean

In the title compound, C23H18O5, the two methoxy-substituted benzene rings are inclined to one another by 67.0 (2)° and to the mean plane of the 1H-isochromene ring system by 67.21 (16) and 27.61 (17)°. There is an intramolecular C—H...π interaction present involving the two 4-methoxyphenyl rings. In the crystal, molecules are linked by O—H...O hydrogen bonds, forming chains propagating along the [301] direction. The chains are linked by a number of C—H...π interactions, forming a three-dimensional structure.

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