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_4068086
_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            'C32 H31 Cl2 Ir5 O9'
_chemical_formula_weight         1591.47
_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                 97.8220(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.6500(7)
_cell_length_b                   12.4570(6)
_cell_length_c                   18.2221(8)
_cell_measurement_reflns_used    8692
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      28.31
_cell_measurement_theta_min      2.30
_cell_volume                     3519.4(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.0471
_diffrn_reflns_av_sigmaI/netI    0.0294
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            54888
_diffrn_reflns_theta_full        28.37
_diffrn_reflns_theta_max         28.37
_diffrn_reflns_theta_min         1.31
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    19.042
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.346938
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    3.004
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2856
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.12
_refine_diff_density_max         2.007
_refine_diff_density_min         -1.288
_refine_diff_density_rms         0.303
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     418
_refine_ls_number_reflns         8810
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0442
_refine_ls_R_factor_gt           0.0372
_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^)+(0.0600P)^2^+13.7062P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1027
_refine_ls_wR_factor_ref         0.1105
_reflns_number_gt                7835
_reflns_number_total             8810
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om201084h_si_001.cif
_cod_data_source_block           3
_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               4068086