Construction of trinuclear iridium clusters through ancillary ortho-carborane-1,2-diselenolato ligands, with simultaneous iridium-induced B-H activation.
Liu, Shuang; Wang, Jian-Qiang; Weng, Lin-Hong; Jin, Guo-Xin; Dalton transactions (Cambridge, England : 2003)  (2007) 3792–3797; doi:10.1039/b705366e

data_7005794
_publ_section_title
;
 Construction of trinuclear iridium clusters through ancillary
 ortho-carborane-1,2-diselenolato ligands, with simultaneous
 iridium-induced B-H activation.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3792
_journal_page_last               3797
_journal_paper_doi               10.1039/b705366e
_journal_year                    2007
_chemical_formula_sum            'C31 H57 B20 Ir3 O Se4'
_chemical_formula_weight         1554.41
_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                79.961(5)
_cell_angle_beta                 84.524(6)
_cell_angle_gamma                78.704(5)
_cell_formula_units_Z            2
_cell_length_a                   11.197(4)
_cell_length_b                   14.099(5)
_cell_length_c                   15.972(6)
_cell_measurement_reflns_used    769
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.433
_cell_measurement_theta_min      2.196
_cell_volume                     2429.8(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0447
_diffrn_reflns_av_sigmaI/netI    0.0973
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            10219
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.49
_exptl_absorpt_coefficient_mu    11.218
_exptl_absorpt_correction_T_max  0.2125
_exptl_absorpt_correction_T_min  0.1658
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    2.125
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1436
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         3.090
_refine_diff_density_min         -1.760
_refine_diff_density_rms         0.220
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.007
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     520
_refine_ls_number_reflns         8427
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.007
_refine_ls_R_factor_all          0.0932
_refine_ls_R_factor_gt           0.0525
_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^)+(0.0559P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1162
_refine_ls_wR_factor_ref         0.1367
_reflns_number_gt                5463
_reflns_number_total             8427
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b705366e.txt
_cod_data_source_block           f40903b
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        2429.9(15)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7005794