Synthesis, characterization and crystal structure analysis of cobaltaborane and cobaltaheteroborane clusters.
Sharmila, Dudekula; Ramalakshmi, Rongala; Chakrahari, Kiran Kumarvarma; Varghese, Babu; Ghosh, Sundargopal; Dalton transactions (Cambridge, England : 2003) 43 (2014) 9976–9985; doi:10.1039/c4dt00964a

data_7030756
_publ_section_title
;
 Synthesis, characterization and crystal structure analysis of
 cobaltaborane and cobaltaheteroborane clusters.
;
_journal_issue                   26
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9976
_journal_page_last               9985
_journal_paper_doi               10.1039/c4dt00964a
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C32 H51 B6 Co4 O2'
_chemical_formula_weight         768.31
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 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                 115.311(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.9069(9)
_cell_length_b                   11.4558(4)
_cell_length_c                   16.9951(9)
_cell_measurement_reflns_used    5564
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.1
_cell_measurement_theta_min      2.6
_cell_volume                     3503.7(3)
_computing_cell_refinement       'APEX2/SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT/XPREP (Bruker, 2004)'
_computing_molecular_graphics
'ORTEP3 (Farrugia, 1997) and Mercury (Bruno et al., 2002)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altornare et al., 1993)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker axs kappa apex2 CCD Diffractometer'
_diffrn_measurement_method       '\w and \f scan'
_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  0.0415
_diffrn_reflns_av_sigmaI/netI    0.0536
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            14040
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         2.98
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.889
_exptl_absorpt_correction_T_max  0.711
_exptl_absorpt_correction_T_min  0.562
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 1999)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.457
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1588
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.737
_refine_diff_density_min         -0.575
_refine_diff_density_rms         0.131
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.168
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     413
_refine_ls_number_reflns         6298
_refine_ls_number_restraints     378
_refine_ls_restrained_S_all      1.136
_refine_ls_R_factor_all          0.0500
_refine_ls_R_factor_gt           0.0480
_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^)+(0.0759P)^2^+13.2539P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1467
_refine_ls_wR_factor_ref         0.1487
_reflns_number_gt                6036
_reflns_number_total             6298
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt00964a2.cif
_cod_data_source_block           shelxl
_cod_depositor_comments
'Adding full bibliography for 7030756--7030759.cif.'
_cod_original_sg_symbol_H-M      Cc
_cod_database_code               7030756