Triple-bridged ferromagnetic nickel(ii) complexes: A combined experimental and theoretical DFT study on stabilization and magnetic coupling.
Biswas, Rituparna; Diaz, Carmen; Bauzá, Antonio; Barceló-Oliver, Miquel; Frontera, Antonio; Ghosh, Ashutosh; Dalton transactions (Cambridge, England : 2003) 43 (2014) 6455–6467; doi:10.1039/c3dt52764f

data_7030014
_publ_section_title
;
 Triple-bridged ferromagnetic nickel(ii) complexes: A combined
 experimental and theoretical DFT study on stabilization and magnetic
 coupling.
;
_journal_issue                   17
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6455
_journal_page_last               6467
_journal_paper_doi               10.1039/c3dt52764f
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C46 H48 N6 Ni2 O11'
_chemical_formula_sum            'C46 H48 N6 Ni2 O11'
_chemical_formula_weight         978.28
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4.3
_audit_creation_date             2013-11-28T15:16:10-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                99.696(5)
_cell_angle_beta                 97.420(5)
_cell_angle_gamma                91.907(5)
_cell_formula_units_Z            2
_cell_length_a                   12.194(5)
_cell_length_b                   12.681(5)
_cell_length_c                   14.833(5)
_cell_measurement_reflns_used    15344
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.893
_cell_measurement_theta_min      1.406
_cell_measurement_wavelength     0.71073
_cell_volume                     2238.4(15)
_computing_molecular_graphics    'Ortep for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.94
_diffrn_measured_fraction_theta_max 0.978
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0236
_diffrn_reflns_Laue_measured_fraction_full 0.94
_diffrn_reflns_Laue_measured_fraction_max 0.978
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            15344
_diffrn_reflns_point_group_measured_fraction_full 0.94
_diffrn_reflns_point_group_measured_fraction_max 0.978
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         24.893
_diffrn_reflns_theta_min         1.406
_exptl_absorpt_coefficient_mu    0.909
_exptl_absorpt_correction_T_max  0.9472
_exptl_absorpt_correction_T_min  0.8983
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
"SADABS v.2.10 (Bruker,2003) was used for absorption correction."
;
_exptl_crystal_density_diffrn    1.452
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1020
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.313
_refine_diff_density_min         -0.267
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.05
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     792
_refine_ls_number_reflns         7613
_refine_ls_number_restraints     39
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0419
_refine_ls_R_factor_gt           0.0307
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0364P)^2^+0.6041P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0763
_refine_ls_wR_factor_ref         0.0816
_reflns_number_gt                6206
_reflns_number_total             7613
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c3dt52764f2.cif
_cod_data_source_block           1
_cod_database_code               7030014
_shelx_estimated_absorpt_t_min   0.898
_shelx_estimated_absorpt_t_max   0.947