Neutral and Cationic Iridium(I) Complexes Bearing Chiral Phenanthroline-Derived Benzimidazolylidenes: Synthetic, Structural, and Catalytic Studies
Metallinos, Costa; Du, Xiangdong; Organometallics 28 (2009) 1233–; doi:10.1021/om801063w

data_4068751
_publ_section_title
;
 Neutral and Cationic Iridium(I) Complexes Bearing Chiral
 Phenanthroline-Derived Benzimidazolylidenes: Synthetic, Structural, and
 Catalytic Studies
;
_journal_issue                   4
_journal_name_full               Organometallics
_journal_page_first              1233
_journal_paper_doi               10.1021/om801063w
_journal_volume                  28
_journal_year                    2009
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C41 H42 Cl Fe2 Ir N2'
_chemical_formula_sum            'C41 H42 Cl Fe2 Ir N2'
_chemical_formula_weight         902.12
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 109.119(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.4823(10)
_cell_length_b                   15.5160(15)
_cell_length_c                   10.8442(10)
_cell_measurement_reflns_used    9846
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      40.59
_cell_measurement_theta_min      2.38
_cell_volume                     1666.5(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.974
_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  0.0253
_diffrn_reflns_av_sigmaI/netI    0.0330
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            53155
_diffrn_reflns_theta_full        30.00
_diffrn_reflns_theta_max         45.32
_diffrn_reflns_theta_min         1.99
_exptl_absorpt_coefficient_mu    4.956
_exptl_absorpt_correction_T_max  0.2916
_exptl_absorpt_correction_T_min  0.2139
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'face-indexed absorption correction'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.798
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             896
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.33
_refine_diff_density_max         3.617
_refine_diff_density_min         -1.229
_refine_diff_density_rms         0.164
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881, 10329 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.012(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     424
_refine_ls_number_reflns         24266
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0420
_refine_ls_R_factor_gt           0.0335
_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^)+(0.0468P)^2^+0.0592P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0775
_refine_ls_wR_factor_ref         0.0814
_reflns_number_gt                21254
_reflns_number_total             24266
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om801063w_si_002.cif
_cod_data_source_block           costa2_0m
_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 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        1666.4(3)
_cod_original_sg_symbol_H-M      P2(1)
_cod_database_code               4068751