Synthesis, Crystal Structure, EPR and DFT Studies, and Redox Properties of [2]Tetramethyldisilacobaltocenophane
Braunschweig, Holger; Breher, Frank; Kaupp, Martin; Gross, Manuela; Kupfer, Thomas; Nied, Dominik; Radacki, Krzysztof; Schinzel, Sandra; Organometallics 27 (2008) 6427–; doi:10.1021/om8003724

data_4071771
_publ_section_title
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 Synthesis, Crystal Structure, EPR and DFT Studies, and Redox Properties
 of [2]Tetramethyldisilacobaltocenophane
;
_journal_issue                   24
_journal_name_full               Organometallics
_journal_page_first              6427
_journal_paper_doi               10.1021/om8003724
_journal_volume                  27
_journal_year                    2008
_chemical_formula_moiety         'C14 H20 Co Si2'
_chemical_formula_sum            'C14 H20 Co Si2'
_chemical_formula_weight         303.41
_chemical_name_common
;
?
;
_chemical_name_systematic
; 
?
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 90.380(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.2595(3)
_cell_length_b                   10.3127(5)
_cell_length_c                   8.5719(4)
_cell_measurement_reflns_used    9987
_cell_measurement_temperature    99(2)
_cell_measurement_theta_max      29.56
_cell_measurement_theta_min      3.09
_cell_volume                     730.12(6)
_computing_cell_refinement       'Saint+ ver. 7.12A (Bruker AXS)'
_computing_data_collection       'APEX2 ver. 1.0-27 (Bruker AXS)'
_computing_data_reduction        'Saint+ ver. 7.12A (Bruker AXS)'
_computing_molecular_graphics    'XP ver. 5.1 (Bruker AXS, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      99(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multi-layer mirror'
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0493
_diffrn_reflns_av_sigmaI/netI    0.0268
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            28367
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         29.56
_diffrn_reflns_theta_min         2.38
_exptl_absorpt_coefficient_mu    1.316
_exptl_absorpt_correction_T_max  0.86
_exptl_absorpt_correction_T_min  0.77
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs 2004/1 (Brucker Nonius 2004)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.380
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             318
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.353
_refine_diff_density_min         -0.436
_refine_diff_density_rms         0.167
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.585(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.197
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     159
_refine_ls_number_reflns         3844
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.196
_refine_ls_R_factor_all          0.0195
_refine_ls_R_factor_gt           0.0180
_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^)+(0.0370P)^2^+0.0349P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0519
_refine_ls_wR_factor_ref         0.0626
_reflns_number_gt                3800
_reflns_number_total             3844
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om8003724_si_001.cif
_cod_data_source_block           cu099
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               4071771