5,5′-Dimethoxy-2,2′-[4,5-dimethyl-o-phenylenebis(nitrilomethylidyne)]diphenol
نویسندگان
چکیده
In the crystal structure of the title compound, C(24)H(24)N(2)O(4), the dihedral angles between the central and the two outer benzene rings are 48.12 (8) and 21.44 (8)°. Intra-molecular O-H⋯N hydrogen bonding generates S(6) rings.
منابع مشابه
6,6′-Dimethoxy-2,2′-[4,5-dimethyl-o-phenylenebis(nitrilomethylidyne)]diphenol monohydrate
In the title compound, C(24)H(24)N(2)O(4)·H(2)O, the dihedral angles between the central benzene ring and the two outer benzene rings of the Schiff base are 65.06 (9) and 3.02 (9)°. Strong intra-molecular O-H⋯N hydrogen bonds generate S(6) ring motifs. The H atoms of the water mol-ecule act as donors in the formation of bifurcated O-H⋯(O,O) inter-molecular hydrogen bonds with the O atoms of the...
متن کامل{5,5′-Dimethoxy-2,2′-[4,5-dimethyl-o-phenylenebis(nitrilomethylidyne)]diphenolato}nickel(II)
In the title Schiff base complex, [Ni(C(24)H(22)N(2)O(4))], the Ni(II) atom shows a square-planar geometry. The dihedral angles between the central benzene ring and the two outer rings are 4.79 (15) and 7.54 (15)°. In the crystal, mol-ecules are connected through inter-molecular C-H⋯O hydrogen bond, resulting in chains extending along the c axis. The crystal structure is further stabilized by i...
متن کامل(Z)-3-Diethylamino-6-({2-[(E)-4-(diethylamino)-2-hydroxybenzylideneamino]-4,5-dimethylphenyl}aminomethylidene)cyclohexa-2,4-dienone–5,5′-bis(diethylamino)-2,2′-[4,5-dimethyl-o-phenylenebis(nitrilomethylidyne)]diphenol
The asymmetric unit of the title Schiff base compound, C(30)H(38)N(4)O(2), comprises two crystallographically independent mol-ecules, A and B. The structure is non-merohedrally twinned with a refined BASF ratio of 0.219 (6):0.701 (6). Mol-ecule B shows both phenol-imine and keto-amine tautomeric forms in a single structure. The dihedral angles between the central ring and the two outer rings ar...
متن کامل{6,6′-Dimethoxy-2,2′-[4,5-dimethyl-o-phenylenebis(nitrilomethylidyne)]diphenolato}nickel(II)
In the title Schiff base complex, [Ni(C(24)H(22)N(2)O(4))], the Ni(II) atom has a slightly distorted square-planar coordination environment. The dihedral angles between the central benzene ring and the two outer rings are 7.62 (16) and 9.78 (17)°. The crystal structure is stabilized by inter-molecular C-H⋯O hydrogen bonds and π-π inter-actions with a centroid-centroid distance of 3.8218 (19) Å.
متن کامل4,4′-Dimethyl-2,2′-[1,2-phenylenebis(nitrilomethylidyne)]diphenol
In the title Schiff base, C(22)H(20)N(2)O(2), the benzene ring forms dihedral angles of 53.92 (1) and 3.62 (1)° with the two salicylaldimine groups. There are two strong O-H⋯N intra-molecular hydrogen bonds. The crystal packing is stabilized by weak inter-molecular C-H⋯O hydrogen bonds and π-π stacking inter-actions (average distance 3.39 Å).
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عنوان ژورنال:
دوره 66 شماره
صفحات -
تاریخ انتشار 2010