3,3,5,5-Tetramethyl-r-2,c-6-diphenylpiperidin-4-one
نویسندگان
چکیده
The piperidone ring of the title compound, C(21)H(25)NO, adopts a chair conformation with the two phenyl groups equatorially oriented and cis to each other. In the crystal, mol-ecules are linked by weak N-H⋯O hydrogen bonds, forming chains parallel to [100].
منابع مشابه
3,3,5,5-Tetramethyl-3,5-disila-4,10-dioxatetracyclo[5.5.1.02,6.08,12]tridecane-9,11-dione
The title compound, C(13)H(20)O(4)Si(2), is a siloxane-functionalized norbornane anhydride. Both five-membered heterocyclic rings of the mol-ecule have a planar structure, whereas the two five-membered aliphatic rings assume envelope conformations. Weak inter-molecular C-H⋯O hydrogen bonding is present in the crystal structure.
متن کامل2,2,4,4-Tetraphenyl-1,3-bis(3,3,5,5-tetramethyl-1,1-diphenyl-5-vinyltrisiloxan-1-yl)cyclodisilazane
The title mol-ecule, C(60)H(70)N(2)O(4)Si(8), lies on an inversion center. In the asymmetric unit, one of the phenyl rings is disordered over two sets of sites with refined occupancies 0.58 (2) and 0.42 (2). In addition, in two substitution sites of the terminal dimeth-yl(vin-yl)silyl unit, a methyl group and the vinyl group are disordered over the same site with refined occupancies 0.523 (13) ...
متن کامل1-Acetyl-c-3,t-3-dimethyl-r-2,c-6-diphenylpiperidin-4-one
In the title compound, C(19)H(21)NO, the piperidine ring adopts a chair conformation. The two phenyl rings attached to the piperidine ring at 2 and 6 positions occupy equatorial orientations and the dihedral angle between them is 57.53 (11)°. In the crystal, the mol-ecules are connected via weak inter-molecular C-H⋯π inter-actions, leading to a zigzag chains.
متن کاملt-3-Pentyl-r-2,c-6-diphenylpiperidin-4-one
In the title mol-ecule, C(22)H(27)NO, the piperidine ring adopts a chair conformation, with all substituents equatorial. The dihedral angle between the two phenyl rings is 56.90 (5)°. In the crystal, mol-ecules are linked by weak C-H⋯O hydrogen bonds. A C-H⋯π inter-action involving the phenyl ring at the 6-position is also found in the crystal structure.
متن کامل1-Benzoyl-c-3,t-3-dimethyl-r-2,c-6-diphenylpiperidin-4-one
In the title compound, C(26)H(25)NO(2), the piperidine ring adopts a distorted boat conformation. The three phenyl rings form dihedral angles of 67.58 (8), 59.82 (8) and 86.41 (8)° with the best plane through the piperidine ring. The crystal packing is governed by inter-molecular C-H⋯O inter-actions.
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