The title complex, [Mn2(O-Py3A)(DPK-CH3O)(CH3OH)]2?2ClO4?4CH3OH (C64H70Cl2- Mn4N12O22, Py3AH = N-(bis(2?-pyridyl)methyl)-2-pyridinecarboxamide, DPK = di-2-pyridyl ketone) has been synthesized and its crystal structu...The title complex, [Mn2(O-Py3A)(DPK-CH3O)(CH3OH)]2?2ClO4?4CH3OH (C64H70Cl2- Mn4N12O22, Py3AH = N-(bis(2?-pyridyl)methyl)-2-pyridinecarboxamide, DPK = di-2-pyridyl ketone) has been synthesized and its crystal structure was determined by X-ray diffraction. It crystallizes in the monoclinic system, space group P21/n with a = 12.667(9), b = 16.793(12), c = 17.070(13) ?, β = 100.997(13)o, V = 3565(5) ?3, Dc = 1.537 g/cm3, Mr = 1649.98, Z = 2, μ(MoKα) = 0.851 mm-1 and F(000) = 1696. The final R and wR are 0.0639 and 0.1320, respectively for 3979 observed reflec- tions with I > 2σ(I). In the tetranuclear complex, each Mn(II) atom is six-coordinated and the four Mn(II) atoms are coplanar, exhibiting a parallelogram arrangement; while the deprotonated ligands are oxidized to O-Py3A2- anions and cleaved to DPK-CH3O– anions (the monoanion of mono- methylated diol of DPK) furthermore.展开更多
基金This work was financially supported by the Department of International Cooperation and Exchanges in Ministry of Education of China (No. (01)345)
文摘The title complex, [Mn2(O-Py3A)(DPK-CH3O)(CH3OH)]2?2ClO4?4CH3OH (C64H70Cl2- Mn4N12O22, Py3AH = N-(bis(2?-pyridyl)methyl)-2-pyridinecarboxamide, DPK = di-2-pyridyl ketone) has been synthesized and its crystal structure was determined by X-ray diffraction. It crystallizes in the monoclinic system, space group P21/n with a = 12.667(9), b = 16.793(12), c = 17.070(13) ?, β = 100.997(13)o, V = 3565(5) ?3, Dc = 1.537 g/cm3, Mr = 1649.98, Z = 2, μ(MoKα) = 0.851 mm-1 and F(000) = 1696. The final R and wR are 0.0639 and 0.1320, respectively for 3979 observed reflec- tions with I > 2σ(I). In the tetranuclear complex, each Mn(II) atom is six-coordinated and the four Mn(II) atoms are coplanar, exhibiting a parallelogram arrangement; while the deprotonated ligands are oxidized to O-Py3A2- anions and cleaved to DPK-CH3O– anions (the monoanion of mono- methylated diol of DPK) furthermore.
