Structural and electronic variations in cobalt‒alkyne clusters †
Snaith, Tom J.; Low, Paul J.; Rousseau, Roger; Puschmann, Horst; Howard, Judith A. K.; Journal of the Chemical Society, Dalton Transactions  (2001) 292–; doi:10.1039/b008445j

data_7010391
_publ_section_title
;
 Structural and electronic variations in cobalt--alkyne
 clusters&#x200A;&#x2020;
;
_journal_issue                   3
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              292
_journal_paper_doi               10.1039/b008445j
_journal_year                    2001
_chemical_formula_sum            'C77 H66 Co2 O4 P4 Ru Si'
_chemical_formula_weight         1426.2
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.7464(7)
_cell_length_b                   19.9035(6)
_cell_length_c                   24.8998(8)
_cell_measurement_temperature    100(2)
_cell_volume                     6812.6(5)
_computing_cell_refinement       'SMART-NT V5.0 (Bruker, 1998)'
_computing_data_collection       'SMART-NT V5.0 (Bruker, 1998)'
_computing_data_reduction        'SAINT-NT V5.0 (Bruker, 1998)'
_computing_molecular_graphics    'ORTEP (Ferrugia, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART CCD 1K area detector'
_diffrn_measurement_method       \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  0.0452
_diffrn_reflns_av_sigmaI/netI    0.0306
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            86568
_diffrn_reflns_theta_full        1.31
_diffrn_reflns_theta_max         29
_diffrn_reflns_theta_min         1.31
_exptl_absorpt_coefficient_mu    0.861
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            dark_red
_exptl_crystal_density_diffrn    1.391
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       block
_exptl_crystal_F_000             2928
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.536
_refine_diff_density_min         -0.229
_refine_diff_density_rms         0.061
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.002
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     811
_refine_ls_number_reflns         18038
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0324
_refine_ls_R_factor_gt           0.028
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0259P)^2^+3.6095P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0613
_refine_ls_wR_factor_ref         0.0635
_reflns_number_gt                16925
_reflns_number_total             18038
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b008445j.txt
_cod_data_source_block           00srv154
_cod_original_cell_volume        6812.6(4)
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               7010391