The Redox Chemistry of [Co6C(CO)15](2-): A Synthetic Route to New Co-Carbide Carbonyl Clusters.
Ciabatti, Iacopo; Femoni, Cristina; Hayatifar, Mohammad; Iapalucci, Maria Carmela; Longoni, Giuliano; Pinzino, Calogero; Solmi, Matilde Valeria; Zacchini, Stefano; Inorganic chemistry 53 (2014) 3818–; doi:10.1021/ic500161e

data_4337980
_publ_section_title
;
 The Redox Chemistry of [Co6C(CO)15](2-): A Synthetic Route to New
 Co-Carbide Carbonyl Clusters.
;
_journal_issue                   7
_journal_name_full               'Inorganic chemistry'
_journal_page_first              3818
_journal_paper_doi               10.1021/ic500161e
_journal_volume                  53
_journal_year                    2014
_chemical_formula_sum            'C36 H20 Co8 O15'
_chemical_formula_weight         1163.96
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yac'
_symmetry_space_group_name_H-M   'P 1 2/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                 105.387(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.0609(14)
_cell_length_b                   11.8203(17)
_cell_length_c                   17.039(2)
_cell_measurement_reflns_used    5944
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      27.3175
_cell_measurement_theta_min      2.4795
_cell_volume                     1953.7(5)
_computing_cell_refinement       'APEX2 (Bruker AXS, 2006)'
_computing_data_collection       'APEX2 (Bruker AXS, 2006)'
_computing_data_reduction        'SAINT (Bruker AXS, 2004)'
_computing_molecular_graphics    'SCHAKAL99 (Keller, 1999)'
_computing_publication_material  'XCIF (Bruker AXS, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0343
_diffrn_reflns_av_unetI/netI     0.0288
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            15918
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    3.378
_exptl_absorpt_correction_T_max  0.6679
_exptl_absorpt_correction_T_min  0.5816
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
 Data were corrected for Lorentz polarization and absorption
 effects (empirical absorption corrections SADABS).
 R(int) = 0.1492 (selected reflections only, before parameter refinement)
 R(int) = 0.0529 (selected reflections only, after parameter refinement)
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.979
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1144
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.474
_refine_diff_density_min         -0.477
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     268
_refine_ls_number_reflns         3448
_refine_ls_number_restraints     96
_refine_ls_restrained_S_all      1.177
_refine_ls_R_factor_all          0.0408
_refine_ls_R_factor_gt           0.0332
_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^)+(0.0502P)^2^+0.8228P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0877
_refine_ls_wR_factor_ref         0.0920
_reflns_number_gt                2890
_reflns_number_total             3448
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic500161e_si_001.cif
_cod_data_source_block           8_[CoCp2]2[Co6C(CO)15]
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4337973--4337985.cif.
;
_cod_original_sg_symbol_H-M      P2/n
_cod_database_code               4337980