Structure-Spectroscopy Correlation in Distorted Five-Coordinate Cu(II) Complexes: A Case Study with a Set of Closely Related Copper Complexes of Pyridine-2,6-dicarboxamide Ligands
Dana S. Marlin; Marilyn M. Olmstead; Pradip K. Mascharak; Inorganic Chemistry 40 (2001) 7003–7008; doi:10.1021/ic010523n

data_4320763
_publ_section_title
;
 Structure-Spectroscopy Correlation in Distorted Five-Coordinate Cu(II)
 Complexes: A Case Study with a Set of Closely Related Copper Complexes of
 Pyridine-2,6-dicarboxamide Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7003
_journal_page_last               7008
_journal_paper_doi               10.1021/ic010523n
_journal_volume                  40
_journal_year                    2001
_chemical_formula_sum            'C28.2 H27.8 Cl Cu N6.2 Na O6'
_chemical_formula_weight         671.55
_chemical_name_common
'[Cu(dmppy)(Me2-phen)].NaClO4.1.2CH3CN.0.4toluene'
_chemical_name_systematic
;
  ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 110.912(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.780(2)
_cell_length_b                   15.334(2)
_cell_length_c                   13.898(2)
_cell_measurement_reflns_used    8166
_cell_measurement_temperature    92(2)
_cell_measurement_theta_max      29.0
_cell_measurement_theta_min      2.1
_cell_volume                     3141.4(7)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'SHELXTL 5, XP (Sheldrick, 1994)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      92(2)
_diffrn_detector_area_resol_mean 0.83
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.049
_diffrn_reflns_av_sigmaI/netI    0.040
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            34789
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.92
_exptl_absorpt_coefficient_mu    0.844
_exptl_absorpt_correction_T_max  0.9590
_exptl_absorpt_correction_T_min  0.7342
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS 2.03 (Sheldrick, 2001)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.420
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1382
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.429
_refine_diff_density_min         -1.085
_refine_diff_density_rms         0.113
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     409
_refine_ls_number_reflns         7196
_refine_ls_number_restraints     24
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0953
_refine_ls_R_factor_gt           0.0708
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1005P)^2^+8.3133P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1915
_refine_ls_wR_factor_ref         0.2085
_reflns_number_gt                5400
_reflns_number_total             7196
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic010523n_7.cif
_cod_data_source_block           mn1220
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_original_formula_sum        'C28.20 H27.80 Cl Cu N6.20 Na O6'
_cod_database_code               4320763