Dicobalt(ii) complexes of a triazolate-containing Schiff-base macrocycle: synthesis, structure and magnetism
Beckmann, Udo; Brooker, Sally; Depree, Craig V.; Ewing, Janna D.; Moubaraki, Boujemaa; Murray, Keith S.; Dalton Transactions  (2003) 1308–; doi:10.1039/b212131j

data_7012563
_publ_section_title
;
 Dicobalt(ii) complexes of a triazolate-containing Schiff-base
 macrocycle: synthesis, structure and magnetism
;
_journal_issue                   7
_journal_name_full               'Dalton Transactions'
_journal_page_first              1308
_journal_paper_doi               10.1039/b212131j
_journal_year                    2003
_chemical_formula_sum            'C22 H28 Co2 N12 O2'
_chemical_formula_weight         610.42
_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                 114.294(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.286(5)
_cell_length_b                   15.836(6)
_cell_length_c                   13.262(5)
_cell_measurement_temperature    168(2)
_cell_volume                     2543.2(17)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      168(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker SMART area detector'
_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  0.0447
_diffrn_reflns_av_sigmaI/netI    0.0560
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            31449
_diffrn_reflns_theta_full        26.41
_diffrn_reflns_theta_max         26.41
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    1.351
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.79
_exptl_absorpt_correction_type   Semi-empirical(SADABS)
_exptl_crystal_colour            magenta
_exptl_crystal_density_diffrn    1.594
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       trapezoid-block
_exptl_crystal_F_000             1256
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.243
_refine_diff_density_min         -0.400
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.856
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     347
_refine_ls_number_reflns         5131
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.856
_refine_ls_R_factor_all          0.0603
_refine_ls_R_factor_gt           0.0293
_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^)+(0.0308P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0607
_refine_ls_wR_factor_ref         0.0644
_reflns_number_gt                3099
_reflns_number_total             5131
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b212131j.txt
_cod_data_source_block           cobtyj
_cod_original_cell_volume        2543.1(15)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7012563