Extremely Electron-Rich, Boron-Functionalized, Icosahedral Carborane-Based Phosphinoboranes.
Spokoyny, Alexander M.; Lewis, Calvin D.; Teverovskiy, Georgiy; Buchwald, Stephen L.; Organometallics 31 (2012) 8478–8481; doi:10.1021/om301116x

data_4079768
_publ_section_title
;
 Extremely Electron-Rich, Boron-Functionalized, Icosahedral
 Carborane-Based Phosphinoboranes.
;
_journal_issue                   24
_journal_name_full               Organometallics
_journal_page_first              8478
_journal_page_last               8481
_journal_paper_doi               10.1021/om301116x
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C36 H54 B20 Cl4 P2 Pt2'
_chemical_formula_weight         1296.91
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 115.647(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.437(3)
_cell_length_b                   9.0908(10)
_cell_length_c                   25.040(3)
_cell_measurement_reflns_used    9215
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.52
_cell_measurement_theta_min      2.74
_cell_volume                     4809.4(10)
_computing_cell_refinement       'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_data_collection       'APEX2 v2011.4.0 (Bruker-AXS, 2011)'
_computing_data_reduction        'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Smart APEX2 CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'Incoatech ImuS multilayer optics'
_diffrn_radiation_source         'ImuS micro-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0419
_diffrn_reflns_av_sigmaI/netI    0.0212
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            82187
_diffrn_reflns_theta_full        31.00
_diffrn_reflns_theta_max         31.00
_diffrn_reflns_theta_min         1.80
_exptl_absorpt_coefficient_mu    6.131
_exptl_absorpt_correction_T_max  0.6735
_exptl_absorpt_correction_T_min  0.3457
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.791
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2496
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.07
_refine_diff_density_max         2.570
_refine_diff_density_min         -3.077
_refine_diff_density_rms         0.160
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     340
_refine_ls_number_reflns         7633
_refine_ls_number_restraints     107
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0347
_refine_ls_R_factor_gt           0.0293
_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^)+(0.0340P)^2^+46.3380P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0794
_refine_ls_wR_factor_ref         0.0828
_reflns_number_gt                6853
_reflns_number_total             7633
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om301116x_si_002.cif
_cod_data_source_block           4b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

 Adding full bibliography for 4079767--4079771.cif.
;
_cod_original_cell_volume        4809.4(9)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4079768