(Methanol-κO)bis{2-methoxy-6-[(4-methylphenyl)iminiomethyl]phenolato-κ2 O,O′}tris(nitrato-κ2 O,O′)lanthanum(III)
نویسندگان
چکیده
The asymmetric unit of title compound, [La(NO(3))(3)(C(15)H(15)NO(2))(2)(CH(3)OH)], consists of two Schiff base 2-meth-oxy-6-[(4-methyl-phen-yl)iminiometh-yl]phenolato (HL) ligands, three independent nitrate anions and one methanol mol-ecule coordinated to La(III). The coordination environment of the La(III) ion is formed by eleven O atoms. Three bidentate nitrate anions coordinate to the La(III) ion, while two HL ligands chelate the metal center with O atoms from the phenolate and meth-oxy groups. The HL ligands are zwitterionic, with protonated imine N atoms. The coordination sphere is completed by one methanol mol-ecule. The protonated imine N atoms are involved in intra-molecular N-H⋯O hydrogen bonds with the phen-oxy groups and nitrate ligands. One O atom of one nitrate group is disordered over two sites of equal occupancy.
منابع مشابه
(Methanol-κO)bis{2-methoxy-6-[(4-methylphenyl)iminiomethyl]phenolato-κ2 O,O′}tris(nitrato-κ2 O,O′)cerium(III)
The asymmetric unit of title compound, [Ce(NO(3))(3)(C(15)H(15)NO(2))(2)(CH(3)OH)], consists of two Schiff base 2-meth-oxy-6-[(4-methyl-phen-yl)iminiometh-yl]phenolate (HL) ligands, three nitrate anions and a methanol ligand. The Ce(III) ion is 11-coordinated: three nitrate radical anions coordinate to the Ce(III) ion through O atoms, two HL ligands chelate the Ce(III) ion through the O atoms o...
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The asymmetric unit of the title compound, [Sm(NO(3))(3)(C(15)H(15)NO(2))(2)(CH(3)OH)], contains two Schiff base 2-meth-oxy-6-[(4-methyl-phen-yl)iminiometh-yl]phenolate (HL) ligands, three nitrate ions and one methanol mol-ecule that binds to the nine-coordinate samarium(III) ion via its O atoms. The HL ligands chelate with a strong Sm-O(deprotonated phenolic) bond and a weak Sm-O(meth-oxy) con...
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The crystal structure of title compound, [Eu(NO(3))(3)(C(15)H(15)NO(2))(2)], contains two Schiff base 6-meth-oxy-2-[(4-methyl-phen-yl)imino-meth-yl]phenolate (L) ligands and three independent nitrate ions that chelate to the europium(III) ion via the O atoms. The coordination number of the Eu(III) ion is ten. The L ligands chelate with a strong Eu-O(deprotonated phenolate) bond and a weak Eu-O(...
متن کاملTris{2-methoxy-6-[(4-methylphenyl)iminiomethyl]phenolato-κ2 O,O′}tris(thiocyanato-κN)praseodymium(III) monohydrate
The asymmetric unit of title compound, [Pr(NCS)(3)(C(15)H(15)NO(2))(3)]·H(2)O, consists of three Schiff base 2-meth-oxy-6-[(4-methyl-phen-yl)imino-meth-yl]phenol (HL) ligands, three independent thio-cyanate anions and an uncoordinated water mol-ecule. The Pr(III) ion is nine-coordinated. The thio-cyanate anions coordinate to the Pr(III) ion via the N atoms and the three HL ligands chelate the P...
متن کاملTris{2-methoxy-6-[(4-methylphenyl)iminiomethyl]phenolate-κ2 O,O′}tris(thiocyanato-κN)lanthanum(III)
In the title compound, [La(NCS)(3)(C(15)H(15)NO(2))(3)], the metal centre is nine-coordinated by six O atoms from three zwitterionic Schiff base 2-meth-oxy-6-[(4-methyl-phen-yl)iminio-meth-yl]phenolate (L) ligands and three terminal N atoms of the thio-cyanate ions in a monocapped square-anti-prismatic environment. The L ligands chelate the La(III) ion with strong La-O(deprotonated phenolic) bo...
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عنوان ژورنال:
دوره 66 شماره
صفحات -
تاریخ انتشار 2010