r-2,c-6-Bis(4-fluorophenyl)-t-3,t-5-dimethylpiperidin-4-one
نویسندگان
چکیده
In the title compound, C(19)H(19)F(2)NO, the piperidinone ring adopts a chair conformation. The crystal packing is stabilized by C-H⋯O and C-H⋯F inter-molecular inter-actions, generating centrosymmetric dimers of R(2) (2)(14) and R(2) (2)(24) rings.
منابع مشابه
r-2,c-6-Bis(4-chlorophenyl)-c-3,t-3-dimethylpiperidin-4-one
In the title mol-ecule, C(19)H(19)Cl(2)NO, the piperidine ring adopts a chair conformation and the dihedral angle between the two benzene rings is 77.23 (7)°. In the crystal structure, mol-ecules are linked by N-H⋯O and C-H⋯O hydrogen bonds, and a weak C-H⋯π inter-action is also observed.
متن کاملr-2,c-6-Bis(2-methoxyphenyl)-t-3,t-5-dimethylpiperidin-4-one acetic acid solvate
In the title compound, C(21)H(25)NO(3)·C(2)H(4)O(2), the piperidone ring adopts a chair conformation. The two meth-oxy groups are nearly coplanar with the aromatic rings to which they are attached. The dihedral angle between the two aromatic rings is 60.9 (2)°. There are two short intra-molecular N-H⋯O contacts. The crystal packing is stabilized by inter-molecular O-H⋯N and C-H⋯O inter-actions.
متن کاملr-2,c-6-Bis(3-methoxyphenyl)-t-3,t-5-dimethylpiperidin-4-one
In the title compound, C(21)H(25)NO(3), the piperidinone ring adopts a chair conformation with an equatorial orientation of all substituents; the 3-methoxy-phenyl groups make a dihedral angle of 60.26 (15)°. The carbonyl group O atom is disordered over two positions in a 0.643 (3):0.357 (3) ratio. The crystal structure is stabilized by N-H⋯O and C-H⋯O hydrogen bonding.
متن کامل1-Dichloroacetyl-r-2,c-6-bis(4-methoxyphenyl)-t-3,t-5-dimethylpiperidin-4-one
In the title compound, C(23)H(25)Cl(2)NO(4), the piperidine ring adopts a distorted boat conformation. The dihedral angle between the benzene rings is 54.8 (1)°. In the crystal, the mol-ecules are linked into a two-dimensional network parallel to the ab plane by C-H⋯O hydrogen bonds.
متن کاملr-2,c-6-Bis(4-methoxyphenyl)-c-3,t-3-dimethylpiperidin-4-one
The asymmetric unit of the title compound, C(21)H(25)NO(3), contains two crystallographically independent mol-ecules (A and B). In both mol-ecules, the piperidine ring adopts a chair conformation, with the methoxy-phenyl rings attached equatorially. The dihedral angle between the two benzene rings in mol-ecule A is 73.79 (8)°; the corresponding value in mol-ecule B is 77.71 (8)°. The mol-ecules...
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