A Masked Two-Coordinate Cobalt(I) Complex That Activates C-F Bonds
Thomas R. Dugan; Xianru Sun; Elena V. Rybak-Akimova; Olayinka Olatunji-Ojo; Thomas R. Cundari; Patrick L. Holland; Journal of the American Chemical Society 133 (2011) 12418–12421; doi:10.1021/ja2052914

data_4106579
_publ_section_title
;
 A Masked Two-Coordinate Cobalt(I) Complex That Activates C-F Bonds
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12418
_journal_page_last               12421
_journal_paper_doi               10.1021/ja2052914
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety         'C70 H106 Co2 F2 N4'
_chemical_formula_sum            'C70 H106 Co2 F2 N4'
_chemical_formula_weight         1159.45
_chemical_name_common            '[L(tBu)CoF]2'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 111.373(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   24.218(2)
_cell_length_b                   12.1814(12)
_cell_length_c                   26.222(3)
_cell_measurement_reflns_used    4052
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      21.91
_cell_measurement_theta_min      2.20
_cell_volume                     7203.7(12)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2010)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD Platform'
_diffrn_measurement_method       'area detector, \w scans per \f'
_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  0.0739
_diffrn_reflns_av_sigmaI/netI    0.0591
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            32792
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.67
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.504
_exptl_absorpt_correction_T_max  0.9420
_exptl_absorpt_correction_T_min  0.8887
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.069
_exptl_crystal_description       block
_exptl_crystal_F_000             2504
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.423
_refine_diff_density_min         -0.256
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     415
_refine_ls_number_reflns         6360
_refine_ls_number_restraints     43
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0973
_refine_ls_R_factor_gt           0.0541
_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^)+(0.0728P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1334
_refine_ls_wR_factor_ref         0.1494
_reflns_number_gt                3775
_reflns_number_total             6360
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja2052914_si_002_6.cif
_cod_data_source_block           '[L(tBu)CoF]2'
_cod_original_cell_volume        7203.9(13)
_cod_database_code               4106579