2-(4-Meth­oxy­phen­yl)-1-pentyl-4,5-di­phenyl-1H-imidazole

The title compound, C₂₇H₂₈N₂O, is a lophine (2,4,5-triphenyl-1H-imidazole) derivative with an n-pentyl chain on the amine N atom and a 4-meth­oxy substituent on the benzene ring. The two phenyl and meth­oxy­benzene rings are inclined to the imidazole ring at angles of 25.32 (7), 76.79 (5) and 35.42 (7)°, respectively, while the meth­oxy substituent lies close to the plane of its benzene ring, with a maximum deviation of 0.126 (3) Å for the meth­oxy C atom. In the crystal, inversion dimers linked by pairs of C—H...O hydrogen bonds generate R₂²(22) loops. These dimers are stacked along the a-axis direction.

1-{(Z)-[3-(1-Hy­droxy­eth­yl)anilino]methyl­idene}naphthalen-2(1H)-one

In the title compound, C₁₉H₁₇NO₂, the dihedral angle between the benzene ring and the naphthalene ring system is 9.72 (5)°, while the torsion angle of the C—N—C—C bridging group is 179.24 (17)°. The methyl group of the 1-phenyl­ethanol moiety is disordered over two positions with a refined occupancy ratio of 0.775 (5):0.225 (5). The mol­ecular conformation is stabil­ized by an intra­molecular N—H...O hydrogen bond, which generates an S(6) ring motif. In the crystal, mol­ecules are linked by O—H...O hydrogen bonds, forming zigzag chains propagating along the c-axis direction. Neighbouring chains are linked via C—H...O inter­actions, forming a two-dimensional slab-like network parallel to the bc plane.

4-Bromo-2-[(E)-(2-fluoro-5-nitro­phenyl)iminometh­yl]phenol

The mol­ecular conformation of the title compound, C₁₃H₈BrFN₂O₃, is essentially planar, with maximum deviations of 0.076 (1) and −0.080 (2) Å for the O atoms of the NO₂ group. The mol­ecular conformation is stabilized by an intra­molecular O—H...N hydrogen bond, forming an S(6) ring motif. In the crystal, pairs of mol­ecules are linked via two pairs of C—H...O hydrogen bonds, forming inversion dimers that enclose R²₂(7)R²₂(10)R²₂(7) ring motifs.

4-[5-(4-Chloro­phen­yl)-3-methyl-1H-pyrazol-1-yl]benzene­sulfonamide

In the title compound, C₁₆H₁₄ClN₃O₂S, the dihedral angle between the benzene and pyrazole rings is 52.75 (2)°, while that between the pyrazole and 4-chloro­phenyl rings is 54.0 (3)°. The terminal sulfonamide group adopts an approximately tetra­hedral geometry about the S atom with a C—S—N angle of 108.33 (10)°. In the crystal, pairs of N—H...N hydrogen bonds lead to the formation of inversion dimers. These dimers are linked via a second pair of N—H...N hydrogen bonds and C—H...O interactions, forming a two-dimensional network lying parallel to the bc plane. The two-dimensional networks are linked via C—H...Cl interactions, forming a three-dimensional structure.

2-[2-(4-Meth­oxy­phen­yl)-4,5-diphenyl-1H-imidazol-1-yl]ethanol

In the title compound, C₂₄H₂₂N₂O₂, the central imidazole ring makes dihedral angles of 49.45 (8), 88.94 (9) and 19.43 (8)° with the benzene ring and the two phenyl rings, respectively. The dihedral angle between the phenyl rings is 77.86 (9)°, and they form dihedral angles of 49.06 (9) and 67.31 (8)° with the benzene ring. In the crystal, mol­ecules are linked by O—H...N hydrogen bonds, forming chains along the b axis. These chains are connected by C—H...O hydrogen bonds, forming a two-dimensional network parallel to (100). In addition, C—H...π inter­actions are also observed. The terminal C and O atoms of the ethanol group are disordered over two sets of sites with an occupancy ratio of 0.801 (5):0.199 (5).

2-(2,6-Di­chloro­phen­yl)-1-pentyl-4,5-diphenyl-1H-imidazole

The title compound, C₂₆H₂₄Cl₂N₂, crystallizes with two independent mol­ecules (1 and 2) in the asymmetric unit. In mol­ecule 1, the two phenyl and 2,6-di­chloro­phenyl rings are inclined to the imidazole ring at angles of 74.12 (14), 26.13 (14) and 67.30 (14)°, respectively. In mol­ecule 2, due to the different mol­ecular environment in the crystal, the corresponding angles are different, viz. 71.72 (15), 16.14 (15) and 80.41 (15)°, respectively. In the crystal, mol­ecules 1 and 2 are linked by C—H...Cl inter­actions, and inversion-related 2 mol­ecules are linked by C—H...π inter­actions. There are no other significant inter­molecular inter­actions present.

3-{[5-(4-Chloro­phen­yl)-3-methyl-1H-pyrazol-1-yl]meth­yl}-4-m-tolyl-1H-1,2,4-triazole-5(4H)-thione

In the title compound, C₂₀H₁₈ClN₅S, the toluene and triazole rings are oriented almost perpendicular to each other, making a dihedral angle of 89.97 (9)°, whereas the dihedral angle between cholorophenyl and pyrazole rings is 54.57 (11)°. In the crystal, pairs of N—H...N hydrogen bonds link the mol­ecules into inversion dimers. Weaker C—H...S and C—H...Cl inter­actions are also present.

2-(2,5-Di­meth­oxy­phen­yl)-4,5-diphenyl-1-(prop-2-en-1-yl)-1H-imidazole

In the title compound, C₂₆H₂₄N₂O₂, the two phenyl and the 2,5-di­meth­oxy­phen­yl rings are inclined to the imidazole ring at dihedral angles of 30.38 (8), 56.59 (9) and 73.11 (9)°, respectively. In the crystal, mol­ecules are linked by pairs of C—H...O inter­actions into centrosymmetric dimers with graph-set notation R₂²(8). C—H...π inter­actions are also observed.

Prop-2-en-1-yl 4-(4,5-diphenyl-1H-imidazol-2-yl)benzoate

The title compound, C₂₅H₂₀N₂O₂, crystallized with two mol­ecules in the asymmetric unit, in one of which the atoms of the terminal propenyl group are disordered over two sets of sites, with a refined occupancy ratio of 0.870 (4):0.130 (4). The central imidazole ring makes dihedral angles of 25.51 (11), 40.73 (11) and 27.36 (11)° with the three pendant rings in one molecule and 22.56 (10), 60.72 (10) and 5.85 (10)° in the other. In the crystal, mol­ecules are linked by N—H...N and C—H...O hydrogen bonds, forming a three-dimensional network. The crystal structure also features C—H...π inter­actions and π–π stacking [centroid–centroid distances = 3.8834 (18) and 3.9621 (17) Å] inter­actions.

2-(4-Chloro­phen­yl)-1-pentyl-4,5-di­phenyl-1H-imidazole

In the title compound, C₂₆H₂₅ClN₂, the phenyl rings and the 2-(4-chloro­phen­yl) group make dihedral angles of 30.03 (11), 67.49 (12) and 41.56 (11)°, respectively, with the imidazole ring. In the crystal, the mol­ecules inter­act with each other via very weak C—H...π contacts, forming layers parallel to (110).

2-(4-Bromo­phen­yl)-1-pentyl-4,5-diphenyl-1H-imidazole

The title compound, C₂₆H₂₅BrN₂, is isomorphous with the chloro derivative [2-(4-chloro­phen­yl)-1-pentyl-4,5-diphenyl-1H-imidazole; Mohamed et al. (2013). Acta Cryst. E69, o846-o847]. The two phenyl rings and the 4-bromo­phenyl ring are oriented at dihedral angles of 30.1 (2), 64.3 (3) and 42.0 (2)°, respectively, with respect to the imidazole ring. In the crystal, mol­ecules stack in columns along the b-axis direction, however, there are no significant inter­molecular inter­actions present.

2-(3,4-Di­meth­oxy­phen­yl)-1-pentyl-4,5-diphenyl-1H-imidazole

The central imidazole ring in the title compound, C₂₈H₃₀N₂O₂, makes dihedral angles of 28.42 (13), 71.22 (15) and 29.50 (14)°, respectively, with the phenyl rings in the 4- and 5-positions and the 3,4-di­meth­oxy­phenyl group. In the crystal, mol­ecules are linked by C—H...O and C—H...N hydrogen bonds, weak π–π stacking inter­actions [centroid–centroid distance = 3.760 (2) Å] and C—H...π contacts, forming a three-dimensional network.