Synthesis, structure, magnetic properties and DNA cleavage of binuclear Cu(II) Schiff-base complexes
Kou, Yingying; Tian, Jinlei; Li, Dongdong; Gu, Wen; Liu, Xin; Yan, Shiping; Liao, Daizheng; Cheng, Peng; Dalton Transactions  (2009) 2374–2382; doi:10.1039/b819052f

data_7030490
_publ_section_title
;
 Synthesis, structure, magnetic properties and DNA cleavage of
 binuclear Cu(II) Schiff-base complexes
;
_journal_coden_ASTM              DTARAF
_journal_issue                   13
_journal_name_full               'Dalton Transactions'
_journal_page_first              2374
_journal_page_last               2382
_journal_paper_doi               10.1039/b819052f
_journal_year                    2009
_chemical_formula_moiety         'C44 H73 Cu2 N5 O8'
_chemical_formula_sum            'C44 H73 Cu2 N5 O8'
_chemical_formula_weight         927.15
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                108.293(3)
_cell_angle_beta                 91.948(2)
_cell_angle_gamma                90.183(3)
_cell_formula_units_Z            2
_cell_length_a                   9.972(2)
_cell_length_b                   14.743(4)
_cell_length_c                   17.732(5)
_cell_measurement_reflns_used    5994
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.9
_cell_measurement_theta_min      2.0
_cell_volume                     2473.5(11)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_publication_material  'CrystalStructure 3.7.0'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'Rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0338
_diffrn_reflns_av_sigmaI/netI    0.0397
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            21731
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.04
_exptl_absorpt_coefficient_mu    0.911
_exptl_absorpt_correction_T_max  0.8388
_exptl_absorpt_correction_T_min  0.8388
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.245
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             988
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.364
_refine_diff_density_min         -0.746
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.082
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     552
_refine_ls_number_reflns         8694
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0549
_refine_ls_R_factor_gt           0.0485
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0715P)^2^+2.3990P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1273
_refine_ls_wR_factor_ref         0.1329
_reflns_number_gt                7737
_reflns_number_total             8694
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7000815
_cod_data_source_file            b819052f.txt
_cod_data_source_block           shelxl
_cod_original_cell_volume        2473.5(10)
_cod_database_code               7030490