Half-Sandwich Iridium N-Heterocyclic Carbene Anticancer Complexes
Wang, Chuanlan; Liu, Jinfeng; Tian, Zhenzhen; Tian, Meng; Tian, Laijin; Zhao, Wenqian; Liu, Zhe; Dalton Trans.  (2017) –; doi:10.1039/C7DT00575J

data_7042619
_publ_section_title
;
 Half-Sandwich Iridium N-Heterocyclic Carbene Anticancer Complexes
;
_journal_name_full               'Dalton Trans.'
_journal_paper_doi               10.1039/C7DT00575J
_journal_year                    2017
_chemical_formula_sum            'C19 H27 Cl F6 Ir N4 P'
_chemical_formula_weight         684.07
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-03-28 deposited with the CCDC.
2017-03-29 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.3001(11)
_cell_length_b                   12.6959(10)
_cell_length_c                   13.9310(12)
_cell_measurement_reflns_used    3212
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.32
_cell_measurement_theta_min      2.13
_cell_volume                     2352.3(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      295(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Apex'
_diffrn_measurement_method       '\f and \w'
_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  0.0389
_diffrn_reflns_av_unetI/netI     0.0224
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            14402
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    5.919
_exptl_absorpt_correction_T_max  0.3840
_exptl_absorpt_correction_T_min  0.2244
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.932
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1328
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.949
_refine_diff_density_min         -0.795
_refine_diff_density_rms         0.113
_refine_ls_extinction_coef       0.0034(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.069
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     162
_refine_ls_number_reflns         2427
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0271
_refine_ls_R_factor_gt           0.0249
_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^)+(0.0360P)^2^+4.1191P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0661
_refine_ls_wR_factor_ref         0.0671
_reflns_number_gt                2242
_reflns_number_total             2427
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7dt00575j2.cif
_cod_data_source_block           1A
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               7042619