Novel C,N-Cyclometalated Benzimidazole Ruthenium(II) and Iridium(III) Complexes as Antitumor and Antiangiogenic Agents: A Structure-Activity Relationship Study.
Yellol, Jyoti; Pérez, Sergio A; Buceta, Alicia; Yellol, Gorakh; Donaire, Antonio; Szumlas, Piotr; Bednarski, Patrick J.; Makhloufi, Gamall; Janiak, Christoph; Espinosa, Arturo; Ruiz, José; Journal of medicinal chemistry 58 (2015) 7310–7327; doi:10.1021/acs.jmedchem.5b01194

data_1533374
_publ_section_title
;
 Novel C,N-Cyclometalated Benzimidazole Ruthenium(II) and Iridium(III)
 Complexes as Antitumor and Antiangiogenic Agents: A Structure-Activity
 Relationship Study.
;
_journal_issue                   18
_journal_name_full               'Journal of medicinal chemistry'
_journal_page_first              7310
_journal_page_last               7327
_journal_paper_doi               10.1021/acs.jmedchem.5b01194
_journal_volume                  58
_journal_year                    2015
_chemical_formula_moiety         'C30 H33 Cl F3 Ir N2 O2'
_chemical_formula_sum            'C30 H33 Cl F3 Ir N2 O2'
_chemical_formula_weight         738.23
_chemical_name_systematic
; 
Chlorido-(pentamethylcyclopentadienyl)-
(N-n-butyl-(para-trifluoromethylphenyl)(methylester)benzimidazol-\kN,C)iridium(II) 
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 111.111(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3662(9)
_cell_length_b                   17.1523(13)
_cell_length_c                   15.5280(15)
_cell_measurement_reflns_used    9982
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.33
_cell_measurement_theta_min      2.56
_cell_volume                     2824.1(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'DIAMOND (Crystal Impact, 2009)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker D8 Quest CCD'
_diffrn_measurement_method       '\w and \f 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  0.0558
_diffrn_reflns_av_sigmaI/netI    0.0302
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            89772
_diffrn_reflns_theta_full        29.92
_diffrn_reflns_theta_max         29.92
_diffrn_reflns_theta_min         2.26
_exptl_absorpt_coefficient_mu    4.873
_exptl_absorpt_correction_T_max  0.6965
_exptl_absorpt_correction_T_min  0.4277
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Sheldrick, 1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.736
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1456
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.08
_refine_diff_density_max         23.498
_refine_diff_density_min         -4.095
_refine_diff_density_rms         0.478
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.130
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     359
_refine_ls_number_reflns         8065
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.130
_refine_ls_R_factor_all          0.1275
_refine_ls_R_factor_gt           0.1147
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0905P)^2^+161.4068P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2639
_refine_ls_wR_factor_ref         0.2721
_reflns_number_gt                7013
_reflns_number_total             8065
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jm5b01194_si_002.cif
_cod_data_source_block           ab8_0ma
_cod_database_code               1533374