Chemistry of Homo- and Heterometallic Bridged-Borylene Complexes
Yuvaraj, K.; Roy, Dipak Kumar; Geetharani, K.; Mondal, Bijan; Anju, V. P.; Shankhari, Pritam; Ramkumar, V.; Ghosh, Sundargopal; Organometallics 32 (2013) 2705–; doi:10.1021/om400167f

data_4080766
_publ_section_title
;
 Chemistry of Homo- and Heterometallic Bridged-Borylene Complexes
;
_journal_issue                   9
_journal_name_full               Organometallics
_journal_page_first              2705
_journal_paper_doi               10.1021/om400167f
_journal_volume                  32
_journal_year                    2013
_chemical_formula_sum            'C33 H46 B O3 Ru3'
_chemical_formula_weight         804.72
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           96
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4nw 2abw'
_symmetry_space_group_name_H-M   'P 43 21 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.0903(5)
_cell_length_b                   16.0903(5)
_cell_length_c                   24.5080(17)
_cell_measurement_reflns_used    3421
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.6
_cell_measurement_theta_min      2.6
_cell_volume                     6345.1(5)
_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      173(2)
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_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  0.0465
_diffrn_reflns_av_sigmaI/netI    0.0497
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            19599
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.44
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.441
_exptl_absorpt_correction_T_max  0.783
_exptl_absorpt_correction_T_min  0.691
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 1999)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.685
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             3240
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.416
_refine_diff_density_min         -2.007
_refine_diff_density_rms         0.130
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     378
_refine_ls_number_reflns         5385
_refine_ls_number_restraints     292
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0389
_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^)+(0.0419P)^2^+17.2754P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0943
_refine_ls_wR_factor_ref         0.0980
_reflns_number_gt                4892
_reflns_number_total             5385
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om400167f_si_003.cif
_cod_data_source_block           2
_cod_original_sg_symbol_H-M      P43212
_cod_database_code               4080766