Synthesis of Higher Nuclearity Iridium Clusters: Reaction of [Ir4(CO)11Ph]−with [Ir(COD)Cl]2
Adams, Richard D.; Chen, Mingwei; Organometallics 31 (2012) 445–; doi:10.1021/om201084h

data_4068088
_publ_section_title
;
 Synthesis of Higher Nuclearity Iridium Clusters: Reaction of
 [Ir4(CO)11Ph]&#x2212;with [Ir(COD)Cl]2
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              445
_journal_paper_doi               10.1021/om201084h
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C31 H35 Ir5 O7'
_chemical_formula_weight         1480.59
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 105.4760(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.0036(5)
_cell_length_b                   12.9445(4)
_cell_length_c                   17.9786(6)
_cell_measurement_reflns_used    7794
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      28.28
_cell_measurement_theta_min      2.18
_cell_volume                     3140.81(18)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0382
_diffrn_reflns_av_sigmaI/netI    0.0264
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            37856
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.51
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    21.155
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.534672
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    3.131
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2648
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         1.972
_refine_diff_density_min         -2.600
_refine_diff_density_rms         0.224
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     402
_refine_ls_number_reflns         5548
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0369
_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^)+(0.0500P)^2^+44.2397P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1005
_refine_ls_wR_factor_ref         0.1047
_reflns_number_gt                5137
_reflns_number_total             5548
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om201084h_si_001.cif
_cod_data_source_block           5
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4068088