scholarly journals (E)-1-(4-Chlorophenyl)-3-(4-methoxyphenyl)prop-2-en-1-one

2006 ◽  
Vol 62 (4) ◽  
pp. o1627-o1628 ◽  
Author(s):  
Xiao-Yang Qiu ◽  
Sen-Lin Yang ◽  
Wei-Sheng Liu ◽  
Hai-liang Zhu
Keyword(s):  
Dihedral Angle ◽  
Normal Values ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Bond Lengths ◽  
Benzene Rings ◽  
Title Molecule

In the title molecule, C16H13ClO2, all bond lengths and angles show normal values. The two benzene rings make a dihedral angle of 21.0 (4)°. The crystal packing is stabilized by van der Waals forces.

[3-(4-Chlorophenyl)isoxazol-5-yl]methanol

2006 ◽  
Vol 62 (4) ◽  
pp. o1298-o1299 ◽  
Author(s):  
Li-Da Tang ◽  
Da-Tong Zhang ◽  
Fang-Gang Sun ◽  
Gui-Yun Duan ◽  
Jian-Wu Wang
Keyword(s):  
Hydrogen Bonds ◽  
Dihedral Angle ◽  
Normal Values ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Bond Lengths ◽  
Isoxazole Ring ◽  
The Mean ◽  
Title Molecule

In the title molecule, C10H8ClNO2, the isoxazole ring shows normal values of bond lengths and angles. The mean planes of the benzene and isoxazole rings make a dihedral angle of 16.3 (2)°. Intermolecular O—H...N hydrogen bonds link the molecules into chains extended along the b axis. The crystal packing is further stablized by weak C—H...O interactions and van der Waals forces.

9-[4-(4-Bromostyryl)phenyl]-9H-carbazole

2006 ◽  
Vol 62 (4) ◽  
pp. o1245-o1247
Author(s):  
Lin Li ◽  
Lin Kong ◽  
Chen-Hao Zhu
Keyword(s):  
Normal Values ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Bond Lengths ◽  
Title Molecule

The title molecule, C26H18BrN, adopts the Z configuration and shows normal values of bond lengths and angles. The crystal packing is stabilized by van der Waals forces.

scholarly journals 2,3-Dibromo-3-(5-bromo-2-methoxyphenyl)-1-(2,4-dichlorophenyl)propan-1-one

2007 ◽  
Vol 63 (11) ◽  
pp. o4362-o4362 ◽  
Author(s):  
B. Narayana ◽  
Anil N. Mayekar ◽  
H. S. Yathirajan ◽  
B. K. Sarojini ◽  
Maciej Kubicki
Keyword(s):  
Dihedral Angle ◽  
Torsion Angle ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Π Interactions ◽  
Benzene Rings ◽  
Title Molecule

In the title molecule, C16H11Br3Cl2O2, the chain Br atoms are in trans positions [Br—C—C—Br torsion angle is 179.0 (2)°]. The two benzene rings make a dihedral angle of 39.54 (15)°. The crystal packing is determined by van der Waals forces; some weak π–π interactions between the benzene rings of neighbouring molecules are also possible [the distance between their centroids is 3.753 (5) Å]. Intermolecular C—H...Br interactions are also present.

4-(2-Chloro-4-nitrophenoxy)-N-[2-(4,6-dimethoxypyrimidin-2-yloxy)benzyl]aniline

2006 ◽  
Vol 62 (5) ◽  
pp. o1671-o1672
Author(s):  
Zheng-Bo Chen ◽  
Jun Wu ◽  
Pei-Zhi Zhang ◽  
Pei-Min Zhang ◽  
Jing Lv
Keyword(s):  
Hydrogen Bonds ◽  
Normal Values ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Bond Lengths ◽  
Title Molecule

In the title molecule, C25H21Cl1N4O6, all bond lengths and angles show normal values. Weak intermolecular C—H...Cl hydrogen bonds link the molecules into chains extending along the crystallographic c axis. The crystal packing is further stabilized by van der Waals forces.

10,11-Dihydrodibenzo[b,f]azepine-5-carbothioic S-acid

2006 ◽  
Vol 62 (7) ◽  
pp. o2844-o2845
Author(s):  
Wei-Hua Jin ◽  
Can Jin ◽  
Zhi Hong ◽  
Ping Wang
Keyword(s):  
Hydrogen Bonds ◽  
Normal Values ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Bond Lengths ◽  
Title Molecule

In the title molecule, C15H13NOS, the bond lengths and angles show normal values. No classical hydrogen bonds are found in the crystal packing, which is stabilized by van der Waals forces.

Benzyl 6,6-dibromo-2β-chloromethyl-2α-methylpenicillanate

2007 ◽  
Vol 63 (3) ◽  
pp. o1184-o1185
Author(s):  
Xi-Zhao Wang ◽  
Li-Na Pang ◽  
Jun-Zhi Liu ◽  
Fang-Gang Sun ◽  
Jian-Wu Wang
Keyword(s):  
Title Compound ◽  
Normal Values ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Membered Ring ◽  
Bond Lengths ◽  
Compound C ◽  
Twist Conformation

In the title compound, C15H14Br2ClNO3S, all bond lengths and angles show normal values. The five-membered ring exhibits a twist conformation. The crystal packing is stabilized mainly by van der Waals forces.

6-(2-Chloro-4-fluorobenzylamino)purine

2006 ◽  
Vol 62 (4) ◽  
pp. o1536-o1538 ◽  
Author(s):  
Zden˘ek Trávníček ◽  
Jaromír Marek ◽  
Igor Popa
Keyword(s):  
Hydrogen Bonds ◽  
Benzene Ring ◽  
Dihedral Angle ◽  
Normal Values ◽  
Crystal Packing ◽  
Ring System ◽  
Bond Lengths ◽  
The Mean ◽  
Title Molecule ◽  
Purine Ring

In the title molecule, C12H9ClFN5, all bond lengths and angles show normal values. The mean planes of the benzene ring and the purine ring system make a dihedral angle of 77.79 (5)°. Intermolecular N—H...N hydrogen bonds link the molecules into ribbons extending along the [1\overline{1}0] direction. The crystal packing is further stablized by weak C—H...F and C—H...Cl interactions.

(E)-2,4-Dichlorobenzaldehyde oxime

2006 ◽  
Vol 62 (7) ◽  
pp. o2826-o2827
Author(s):  
Cai-Xia Wu ◽  
Xiu-Qin Lu
Keyword(s):  
Hydrogen Bonds ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Bond Lengths ◽  
Title Molecule ◽  
Centrosymmetric Dimers

In the title molecule, C7H5Cl2NO, which is an E isomer, all bond lengths and angles are normal. Intermolecular O—H...N hydrogen bonds link the molecules into centrosymmetric dimers. The crystal packing is further stabilized by van der Waals forces.

scholarly journals 2-(2-Methylphenyl)-4,5-diphenyl-1H-imidazole

2006 ◽  
Vol 62 (7) ◽  
pp. o2803-o2804 ◽  
Author(s):  
T. Seethalakshmi ◽  
A. Puratchikody ◽  
Daniel E. Lynch ◽  
P. Kaliannan ◽  
S. Thamotharan
Keyword(s):  
Hydrogen Bonds ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Bond Lengths ◽  
Title Molecule

In the title molecule, C22H18N2, all bond lengths and angles are normal. Intermolecular N—H...N hydrogen bonds with an N...N distance of 2.933 (2) Å, link the molecules into chains running along the c axis. The crystal packing is further stabilized by van der Waals forces.

4-{2-[(4-Methoxyphenyl)sulfanyl]-2-(1,2,3-thiadiazol-4-yl)acetyl}morpholine

2006 ◽  
Vol 62 (4) ◽  
pp. o1645-o1646
Author(s):  
Wei-Li Dong ◽  
Wei-Guang Zhao ◽  
Zheng-Ming Li ◽  
Hai-Bin Song
Keyword(s):  
Dihedral Angle ◽  
Crystal Packing ◽  
Van Der Waals ◽  
Van Der Waals Forces ◽  
Chair Conformation ◽  
Title Molecule ◽  
Morpholine Ring

In the title molecule, C15H17N3O3S2, the morpholine ring adopts a chair conformation. The benzene and the thiadiazole rings make a dihedral angle of 30.9 (4)°. The crystal packing is stabilized by van der Waals forces.

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