(2E)-1-(4-Methyl­phen­yl)-3-(2,3,5-trichloro­phen­yl)prop-2-en-1-one

In the title mol­ecule, C16H11Cl3O, the dihedral angle between the two benzene rings is 33.2 (1)°. The crystal packing is stabilized by C—H⋯O hydrogen bonds

(E)-3-(4-Fluoro­phen­yl)-1-[4-(methyl­sulfan­yl)phen­yl]prop-2-en-1-one

In the title mol­ecule, C16H13FOS, the dihedral angle between the two benzene rings is 8.68 (6)°. The H atoms of the central enone group are trans and one H atom is involved in a close intra­molecular C—H⋯O contact. The crystal structure is stabilized by weak C—H⋯π inter­actions

r-2,c-6-Bis(4-chloro­phen­yl)-t-3-isopropyl-1-nitro­sopiperidin-4-one

In the title mol­ecule, C20H20Cl2N2O2, the piperidine ring adopts a chair conformation and the nitroso group at position 1 has a bis­ectional orientation. The two benzene rings and the isopropyl group attached to the piperidine ring in positions 2, 6 and 3, respectively, have axial orientations. The dihedral angle between the two benzene rings is 21.56 (13)°. One of the Cl atoms is disordered over two positions in a 0.281 (5):0.719 (5) ratio. In the crystal structure, mol­ecules are linked by C—H⋯O hydrogen bonds and a short C—H⋯O contact occurs within the mol­ecule

t-3-Benzyl-r-2,c-6-bis­(4-methoxy­phen­yl)piperidin-4-one oxime

In the title mol­ecule, C26H28N2O3, the piperidine ring adopts a chair conformation. The two methoxy­phenyl groups attached to the piperidine ring at positions 2 and 6 have equatorial orientations, and make a dihedral angle of 80.72 (15)°. The benzyl group at position 3 has an equatorial orientation. The oxime group at position 4 has a bi­sectional orientation. The ring of the benzyl group makes dihedral angles of 64.71 (16) and 84.79 (17)° with the two benzene rings. Mol­ecules are linked by inter­molecular N—H⋯O, O—H⋯N and C—H⋯O hydrogen bonds, and C—H⋯π inter­actions. There is also a C—H⋯O intra­molecular inter­action

(E)-1-[4-(Methyl­sulfan­yl)phen­yl]-3-phenyl­prop-2-en-1-one

In the title mol­ecule, C16H14OS, the dihedral angle between the phenyl and benzene rings is 3.81 (15)°. The H atoms of the central enone group are trans. The propenone unit makes dihedral angles of 11.73 (18) and 11.62 (17)° with the benzene and phenyl rings, respectively. The crystal structure is stabilized by weak C—H⋯O and C—H⋯π inter­actions

(1-Acetyl-2,6-diphenyl­piperidin-4-yl­idene)(phen­yl)acetonitrile

In the title mol­ecule, C27H24N2O, the piperidine ring adopts a boat conformation. The acetyl group at position 1 has a bis­ectional orientation. The two phenyl rings attached to the piperidine ring at positions 2 and 6 have bis­ectional and axial orientations, respectively, and make a dihedral angle of 75.27 (10)°. The phenyl­acetonitrile group at position 4 has an equatorial orientation. Mol­ecules are linked by C—H⋯N, C—H⋯O inter­molecular and C—H⋯π inter­actions. A C—H⋯O intra­molecular inter­action is also found in the mol­ecule

{5-Methyl-1-[8-(trifluoro­meth­yl)quinolin-4-yl]-1H-1,2,3-triazol-4-yl}(morpholino)methanone

In the title mol­ecule, C18H16F3N5O2, the dihedral angle between the pyridine ring and the fused benzene ring is 4.50 (10)°. The triazole ring makes dihedral angles of 54.48 (12) and 57.91 (11)° with the pyridine and benzene rings, respectively. The morpholine ring atoms are disordered over two positions; the site-occupancy factors are ca 0.53 and 0.47. Inter­molecular C—H⋯F hydrogen bonding is found in the crystal structure. Furthermore, C—H⋯O and C—H⋯N intra­molecular contacts are also present

t-3-Benzyl-r-2,c-6-bis­(4-methoxy­phen­yl)­piperidin-4-one

In the title compound, C26H27NO3, the piperidine ring adopts a chair conformation. The two methoxy­phenyl groups attached to the piperidine ring at positions 2 and 6 have equatorial orientations and make a dihedral angle of 87.33 (8)°. The benzyl group at position 3 has an equatorial orientation. The phenyl ring of the benzyl group makes dihedral angles of 75.60 (9) and 73.69 (9)° with the two benzene rings. Mol­ecules are linked by inter­molecular N—H⋯O and C—H⋯O hydrogen bonds and by C—H⋯π inter­actions

5-(4-Chloro­phen­yl)-1-methyl-3-oxocyclo­hexa­necarbonitrile

In the title mol­ecule, C14H14ClNO, the cyclo­hexane ring adopts a chair conformation. The cyano group and the methyl group have axial and equatorial orientations, respectively. The benzene ring has an equatorial orientation. A C—H⋯π inter­action involving the benzene ring is found in the crystal structure

2,5-Diphenyl­penta-2,4-dienenitrile

In the title compound, C17H13N, the dihedral angle between the two phenyl rings is 17.6 (1)°. An inter­molecular C—H⋯N hydrogen bond is found in the crystal structure, also a C—H⋯π inter­action involving the phenyl ring at position 5