Homometallic Cubane Clusters: Participation of Three-Coordinated Hydrogen in 60-Valence Electron Cubane Core.
Yuvaraj, K.; Roy, Dipak Kumar; Mondal, Bijan; Varghese, Babu; Ghosh, Sundargopal; Inorganic chemistry 54 (2015) 8673–8678; doi:10.1021/acs.inorgchem.5b01298

data_4346319
_publ_section_title
;
 Homometallic Cubane Clusters: Participation of Three-Coordinated Hydrogen
 in 60-Valence Electron Cubane Core.
;
_journal_issue                   17
_journal_name_full               'Inorganic chemistry'
_journal_page_first              8673
_journal_page_last               8678
_journal_paper_doi               10.1021/acs.inorgchem.5b01298
_journal_volume                  54
_journal_year                    2015
_chemical_formula_sum            'C35 H50 B2 O5 Ru5'
_chemical_formula_weight         1077.72
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   20.0376(6)
_cell_length_b                   18.7200(6)
_cell_length_c                   21.5543(7)
_cell_measurement_temperature    296(2)
_cell_volume                     8085.1(4)
_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      296(2)
_diffrn_measured_fraction_theta_full 0.748
_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_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0494
_diffrn_reflns_av_unetI/netI     0.0319
_diffrn_reflns_Laue_measured_fraction_full 0.748
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            37870
_diffrn_reflns_point_group_measured_fraction_full 0.748
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         22.783
_diffrn_reflns_theta_min         1.763
_exptl_absorpt_coefficient_mu    1.861
_exptl_absorpt_process_details   'SADABS (Bruker, 1999)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.771
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4240
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.644
_refine_diff_density_min         -0.703
_refine_diff_density_rms         0.154
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.108
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     490
_refine_ls_number_reflns         5467
_refine_ls_number_restraints     182
_refine_ls_restrained_S_all      1.155
_refine_ls_R_factor_all          0.0611
_refine_ls_R_factor_gt           0.0389
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0515P)^2^+16.1477P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0934
_refine_ls_wR_factor_ref         0.1089
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4185
_reflns_number_total             5467
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic5b01298_si_002.cif
_cod_data_source_block           2
_cod_database_code               4346319
_shelxl_version_number           2013-4
_shelx_res_checksum              17682
_shelx_hkl_checksum              8715