Iridium complexes featuring a tridentate SiPSi ligand: from dimeric to monomeric 14, 16 or 18-electron species.
Cuevas-Chávez, Cynthia A; Vendier, Laure; Sabo-Etienne, Sylviane; Montiel-Palma, Virginia; Dalton transactions (Cambridge, England : 2003) 48 (2019) 14010–14018; doi:10.1039/c9dt03136g

data_7701029
_publ_section_title
;
 Iridium complexes featuring a tridentate SiPSi ligand: from dimeric to
 monomeric 14, 16 or 18-electron species.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14010
_journal_page_last               14018
_journal_paper_doi               10.1039/c9dt03136g
_journal_volume                  48
_journal_year                    2019
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C48 H58 Cl2 Ir2 P2 Si4, C6 H6'
_chemical_formula_sum            'C54 H64 Cl2 Ir2 P2 Si4'
_chemical_formula_weight         1342.65
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2017-03-02T16:06:41-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2019-07-08 deposited with the CCDC.    2019-08-29 downloaded from the CCDC.
;
_cell_angle_alpha                68.798(2)
_cell_angle_beta                 78.844(2)
_cell_angle_gamma                76.585(3)
_cell_formula_units_Z            1
_cell_length_a                   10.4849(8)
_cell_length_b                   11.5765(9)
_cell_length_c                   12.4188(9)
_cell_measurement_reflns_used    9827
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.47
_cell_measurement_theta_min      2.52
_cell_measurement_wavelength     0.71073
_cell_volume                     1356.98(18)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2016/4 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker Kappa APEX II'
_diffrn_measurement_method       \w-\f
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         micro-source
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0392
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            27827
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         2.012
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.179
_exptl_absorpt_correction_T_max  0.754
_exptl_absorpt_correction_T_min  0.529
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        [c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.643
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             662
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.933
_refine_diff_density_min         -1.115
_refine_diff_density_rms         0.101
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     293
_refine_ls_number_reflns         5538
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.081
_refine_ls_R_factor_all          0.026
_refine_ls_R_factor_gt           0.0201
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+1.9163P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0415
_refine_ls_wR_factor_ref         0.0441
_reflns_number_gt                5046
_reflns_number_total             5538
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt03136g2.cif
_cod_data_source_block           Cynthia280217
_cod_depositor_comments
'Adding full bibliography for 7701029--7701035.cif.'
_cod_database_code               7701029