Isocyano Analogues of [Co(CO)4]n: A Tetraisocyanide of Cobalt Isolated in Three States of Charge
Grant W. Margulieux; Nils Weidemann; David C. Lacy; Curtis E. Moore; Arnold L. Rheingold; Joshua S. Figueroa; Journal of the American Chemical Society 132 (2010) 5033–5035; doi:10.1021/ja1012382

data_4102251
_publ_section_title
;
 Isocyano Analogues of [Co(CO)4]n: A Tetraisocyanide of Cobalt Isolated in
 Three States of Charge
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5033
_journal_page_last               5035
_journal_paper_doi               10.1021/ja1012382
_journal_volume                  132
_journal_year                    2010
_chemical_formula_sum            'C148 H160 Co N5 O3 P2'
_chemical_formula_weight         2177.68
_chemical_name_common            '[PPN][Co(CNArMes2)4]'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 92.5580(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.3428(12)
_cell_length_b                   42.211(4)
_cell_length_c                   20.2968(17)
_cell_measurement_reflns_used    9990
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      24.15
_cell_measurement_theta_min      2.18
_cell_volume                     12275.9(19)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.967
_diffrn_measured_fraction_theta_max 0.967
_diffrn_measurement_device_type  'Bruker APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0735
_diffrn_reflns_av_sigmaI/netI    0.0739
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       44
_diffrn_reflns_limit_k_min       -48
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            81539
_diffrn_reflns_theta_full        24.26
_diffrn_reflns_theta_max         24.26
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    0.222
_exptl_absorpt_correction_T_max  0.9506
_exptl_absorpt_correction_T_min  0.9262
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Purple
_exptl_crystal_density_diffrn    1.178
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             4656
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.23
_refine_diff_density_max         1.342
_refine_diff_density_min         -0.618
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1462
_refine_ls_number_reflns         19215
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.1120
_refine_ls_R_factor_gt           0.0790
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0830P)^2^+34.6079P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1884
_refine_ls_wR_factor_ref         0.2083
_reflns_number_gt                13860
_reflns_number_total             19215
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja1012382_si_002_2.cif
_cod_data_source_block           JFig274
_cod_original_cell_volume        12276.0(18)
_cod_database_code               4102251