4,4′-[Piperazine-1,4-diylbis(propylenenitrilomethylidyne)]diphenol
نویسندگان
چکیده
In the title mol-ecule, C(24)H(32)N(4)O(2), the piperazine ring adopts a chair conformation and the dihedral angle between the two benzene rings is 35.4 (1)°. In the crystal structure, inter-molecular O-H⋯N hydrogen bonds link mol-ecules into chains along [001].
منابع مشابه
4,4′,6,6′-Tetra-tert-butyl-2,2′-[butane-1,4-diylbis(nitrilomethanylylidene)]diphenol
The title compound, C(34)H(52)N(2)O(2), is centrosymmetric, the mid-point of the central C-C bond being located on an inversion centre. Intra-molecular O-H⋯N and weak C-H⋯O hydrogen bonds are observed, but no significant inter-molecular inter-actions occur in the crystal structure.
متن کامل4,4′-Dichloro-2,2′-(piperazine-1,4-diyldimethylene)diphenol
In the titile compound, C(18)H(20)Cl(2)N(2)O(2), the piperazine ring adopts a chair conformation. The mol-ecule has a non-crystallographic inversion centre in the middle of the piperazine ring at approximate position (3/4, 1/8, 3/8). There are intra-molecular O-H⋯N hydrogen bonds forming S(6) ring motifs. Inter-molecular C-H⋯O hydrogen bonds generate anti-parallel C(5) chain motifs propagating ...
متن کاملA monoclinic polymorph of 4,4′-dichloro-2,2′-(piperazine-1,4-diyldimethylene)diphenol
The titile compound, C(18)H(20)Cl(2)N(2)O(2), crystallizes as a monoclinic form in the space group P2(1)/n, with Z' = 1/2. It is polymorphic with the previously reported orthorhombic form [Kubono, Tsuno, Tani & Yokoi (2008). Acta Cryst. E64, o2309]. In the present polymorph, the mol-ecule lies on a crystallographic inversion centre at the piperazine ring centroid. An intra-molecular O-H⋯N hydro...
متن کامل4,4′-Dibromo-2,2′-[octane-1,8-diylbis(nitrilomethanylylidene)]diphenol
The title compound, C(22)H(26)Br(2)N(2)O(2), has a centre of inversion that is located in the middle of the octyl chain; the chain displays an extended zigzag conformation. A short intra-molecular O-H⋯N hydrogen bond occurs.
متن کامل(R,R)-4,4′-Dibromo-2,2′-[cyclohexane-1,2-diylbis(nitrilomethylidyne)]diphenol
The mol-ecule of the title compound, C(20)H(20)Br(2)N(2)O(2), lies on a twofold axis. It contains two stereogenic C atoms with R chirality and thus it is the enatiomerically pure R,R-diastereomer. There is an intra-molecular O-H⋯N hydrogen bond.
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عنوان ژورنال:
دوره 65 شماره
صفحات -
تاریخ انتشار 2009