Mercury(II) Complexes of the Carba-closo-dodecaboranyl Ligands [closo-1-CB11X11]2‒(X = H, F, Cl, Br, I)
Himmelspach, Alexander; Sprenger, Jan A. P.; Warneke, Jonas; Zähres, Manfred; Finze, Maik; Organometallics 31 (2012) 1566–; doi:10.1021/om201023h

data_4068038
_publ_section_title
;
 Mercury(II) Complexes of the Carba-closo-dodecaboranyl Ligands
 [closo-1-CB11X11]2--(X = H, F, Cl, Br, I)
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              1566
_journal_paper_doi               10.1021/om201023h
_journal_volume                  31
_journal_year                    2012
_chemical_formula_moiety         'C14 H24 B22 Br22 Cs2 Hg O4'
_chemical_formula_sum            'C14 H24 B22 Br22 Cs2 Hg O4'
_chemical_formula_weight         2718.58
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                70.20(4)
_cell_angle_beta                 66.00(3)
_cell_angle_gamma                65.59(3)
_cell_formula_units_Z            1
_cell_length_a                   11.853(2)
_cell_length_b                   12.584(3)
_cell_length_c                   12.958(3)
_cell_measurement_reflns_used    2000
_cell_measurement_temperature    290(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.13
_cell_volume                     1573.7(8)
_computing_cell_refinement       'CrysAlis RED (Kuma Diffraction, 2000)'
_computing_data_collection       'CrysAlis CCD (Kuma Diffraction, 2000)'
_computing_data_reduction        'CrysAlis RED'
_computing_molecular_graphics    'Diamond3.1 (Crystal Impact GbR, 2006)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      290(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Stoe STADI CCD'
_diffrn_measurement_method       \f-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  0.0484
_diffrn_reflns_av_sigmaI/netI    0.0622
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            13939
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.13
_exptl_absorpt_coefficient_mu    17.577
_exptl_absorpt_correction_T_max  0.0496
_exptl_absorpt_correction_T_min  0.0071
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'X-RED 1.20 (Stoe & Cie, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.869
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1210
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.753
_refine_diff_density_min         -1.472
_refine_diff_density_rms         0.238
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     299
_refine_ls_number_reflns         5478
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0754
_refine_ls_R_factor_gt           0.0435
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0523P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0981
_refine_ls_wR_factor_ref         0.1192
_reflns_number_gt                3425
_reflns_number_total             5478
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om201023h_si_001.cif
_cod_data_source_block           Cs2[1,1-Hg(closo-1-CB11Br11)2](Me2CO)4
_cod_database_code               4068038