New anionic cobalt complexes using highly hindered bis-amides with varying donor abilities as ligands.
Jiménez, Claudio A; Belmar, Julio B.; Alderete, Joel; Delgado, Fernando S.; López-Rodríguez, Matías; Peña, Octavio; Julve, Miguel; Ruiz-Perez, Catalina; Dalton transactions (Cambridge, England : 2003)  (2007) 2135–2144; doi:10.1039/b617604f

data_7005193
_publ_section_title
;
 New anionic cobalt complexes using highly hindered bis-amides with
 varying donor abilities as ligands.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2135
_journal_page_last               2144
_journal_paper_doi               10.1039/b617604f
_journal_year                    2007
_chemical_formula_sum            'C32 H48 N2 O4'
_chemical_formula_weight         524.72
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                72.529(4)
_cell_angle_beta                 84.277(5)
_cell_angle_gamma                73.318(4)
_cell_formula_units_Z            2
_cell_length_a                   10.8963(7)
_cell_length_b                   11.8685(7)
_cell_length_c                   13.8678(8)
_cell_measurement_temperature    293(2)
_cell_volume                     1638.51(18)
_computing_cell_refinement       'Dirax/lsq (Duisenberg & Schreurs, 1989-2000)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'EvalCCD (Duisenberg & Schreurs 1990-2000)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.944
_diffrn_measured_fraction_theta_max 0.944
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           Mok\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0342
_diffrn_reflns_av_sigmaI/netI    0.0597
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            22106
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         4.07
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    0.069
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.064
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       sheet
_exptl_crystal_F_000             572
_exptl_crystal_size_max          0.8
_exptl_crystal_size_mid          0.7
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.510
_refine_diff_density_min         -0.371
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     391
_refine_ls_number_reflns         7095
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.1451
_refine_ls_R_factor_gt           0.0753
_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^)+(0.1148P)^2^+0.6568P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1972
_refine_ls_wR_factor_ref         0.2383
_reflns_number_gt                3943
_reflns_number_total             7095
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b617604f.txt
_cod_data_source_block           compound_1
_cod_original_cell_volume        1638.51(17)
_cod_database_code               7005193