Synthesis and characterization of a series of halide-bridged, multinuclear iron(II) and cobalt(II) diamido complexes and a dinuclear, high-spin cobalt(II) alkyl derivative.
Moatazedi, Zohreh; Katz, Michael J.; Leznoff, Daniel B.; Dalton transactions (Cambridge, England : 2003) 39 (2010) 9889–9896; doi:10.1039/c0dt00524j

data_7026590
_publ_section_title
;
 Synthesis and characterization of a series of halide-bridged,
 multinuclear iron(II) and cobalt(II) diamido complexes and a dinuclear,
 high-spin cobalt(II) alkyl derivative.
;
_journal_issue                   41
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9889
_journal_page_last               9896
_journal_paper_doi               10.1039/c0dt00524j
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'C20 H52 Co2 N2 O1 Si4'
_chemical_formula_sum            'C20 H52 Co2 N2 O Si4'
_chemical_formula_weight         566.86
_chemical_name_systematic        ?
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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
_cell_angle_alpha                100.32(4)
_cell_angle_beta                 103.76(4)
_cell_angle_gamma                113.45(3)
_cell_formula_units_Z            2
_cell_length_a                   10.85(3)
_cell_length_b                   11.62(3)
_cell_length_c                   14.67(7)
_cell_measurement_reflns_used    5704
_cell_measurement_temperature    293
_cell_measurement_theta_max      28.7
_cell_measurement_theta_min      2.46
_cell_volume                     1568(10)
_computing_cell_refinement       ' Bruker SMART APEX II'
_computing_data_collection       ' Bruker SMART APEX II'
_computing_data_reduction        ' Bruker SMART APEX II'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    ' SIR92 (Altomare et al, 1994)'
_diffrn_ambient_temperature      293
_diffrn_detector_type            'APEX II CCD'
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.892
_diffrn_measurement_device_type  'Bruker Smart APEX II'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.70930
_diffrn_reflns_av_R_equivalents  0.109
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            14320
_diffrn_reflns_theta_full        25.066
_diffrn_reflns_theta_max         28.812
_diffrn_reflns_theta_min         1.502
_exptl_absorpt_coefficient_mu    1.223
_exptl_absorpt_correction_T_max  0.7458
_exptl_absorpt_correction_T_min  0.6192
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.200
_exptl_crystal_description       block
_exptl_crystal_F_000             608.000
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.56
_refine_diff_density_min         -0.50
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.3142
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     283
_refine_ls_number_reflns         2237
_refine_ls_number_restraints     46
_refine_ls_R_factor_all          0.2378
_refine_ls_R_factor_gt           0.0760
_refine_ls_shift/su_max          0.0002551
_refine_ls_shift/su_mean         0.0000853
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details
;
Method= Modified Sheldrick
w=1/[\s^2^(F) + ( 0.02P)^2^]
,where P=(max(Fo,0) + 2Fc)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.1254
_refine_ls_wR_factor_gt          0.0600
_refine_ls_wR_factor_ref         0.0535
_reflns_limit_h_max              14
_reflns_limit_h_min              -14
_reflns_limit_k_max              15
_reflns_limit_k_min              -15
_reflns_limit_l_max              19
_reflns_limit_l_min              0
_reflns_number_gt                2567
_reflns_number_total             7317
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   1.98
_oxford_diffrn_Wilson_scale      74.24
_oxford_refine_ls_r_factor_ref   0.0602
_oxford_refine_ls_scale          0.1577(4)
_oxford_reflns_number_all        7317
_oxford_reflns_threshold_expression_ref I>2.5\s(I)
_cod_data_source_file            c0dt00524j.txt
_cod_data_source_block           '[(tBut)2NON]Co2(CH2SiMe3)2'
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_refine_ls_matrix_type' value 'Full' changed to 'full'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'P -1 '
_cod_original_formula_sum        'C20 H52 Co2 N2 O1 Si4'
_cod_database_code               7026590