Synthesis, Structures, and Magnetic Properties of Heteronuclear Cu(II)-Ln(III) (Ln = La, Gd, or Tb) Complexes
Feng He; Ming-Liang Tong; Xiao-Ming Chen; Inorganic Chemistry 44 (2005) 8285–8292; doi:10.1021/ic0507159

data_4309945
_publ_section_title
;
Synthesis, Structures, and Magnetic Properties of Heteronuclear
Cu(II)-Ln(III) (Ln = La, Gd, or Tb) Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8285
_journal_page_last               8292
_journal_paper_doi               10.1021/ic0507159
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C20 H34 Cl Cu2 La N10 O17'
_chemical_formula_weight         988.01
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.0453(7)
_cell_length_b                   18.6762(16)
_cell_length_c                   24.489(2)
_cell_measurement_temperature    298(2)
_cell_volume                     3679.6(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.954
_diffrn_measured_fraction_theta_max 0.954
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0604
_diffrn_reflns_av_sigmaI/netI    0.0909
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            22348
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         1.37
_exptl_absorpt_coefficient_mu    2.439
_exptl_absorpt_correction_T_max  0.9117
_exptl_absorpt_correction_T_min  0.4599
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.783
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1968
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.442
_refine_diff_density_min         -0.662
_refine_diff_density_rms         0.148
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     478
_refine_ls_number_reflns         8483
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.1241
_refine_ls_R_factor_gt           0.0776
_refine_ls_shift/su_max          0.253
_refine_ls_shift/su_mean         0.021
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0784P)^2^+3.0115P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1620
_refine_ls_wR_factor_ref         0.1848
_reflns_number_gt                5391
_reflns_number_total             8483
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0507159si20050507_083030_1.cif
_cod_data_source_block           compound_2.La
_cod_database_code               4309945