Rhodium and Iridium Complexes of Bulky Tertiary Phosphine Ligands. Searching for Isolable Cationic MIIIAlkylidenes
Campos, Jesús; Carmona, Ernesto; Organometallics 34 (2015) 2212–; doi:10.1021/om500910t

data_4084953
_publ_section_title
;
 Rhodium and Iridium Complexes of Bulky Tertiary Phosphine Ligands.
 Searching for Isolable Cationic MIIIAlkylidenes
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              2212
_journal_paper_doi               10.1021/om500910t
_journal_volume                  34
_journal_year                    2015
_chemical_formula_moiety         'C32 H12 B F24, C24 H36 Br Ir P'
_chemical_formula_sum            'C56 H48 B Br F24 Ir P'
_chemical_formula_weight         1490.83
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                98.5470(10)
_cell_angle_beta                 102.4990(10)
_cell_angle_gamma                109.2850(10)
_cell_formula_units_Z            2
_cell_length_a                   14.2344(3)
_cell_length_b                   14.3864(3)
_cell_length_c                   15.1992(3)
_cell_measurement_reflns_used    9474
_cell_measurement_temperature    173
_cell_measurement_theta_max      30.03
_cell_measurement_theta_min      2.30
_cell_volume                     2785.23(10)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type
;
 'Bruker-Nonius X8kappa APEX II CCD area detector'
;
_diffrn_measurement_method       'phi and omega scans with narrow frames'
_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  0.0232
_diffrn_reflns_av_sigmaI/netI    0.0149
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            50695
_diffrn_reflns_theta_full        25.12
_diffrn_reflns_theta_max         25.12
_diffrn_reflns_theta_min         1.83
_exptl_absorpt_coefficient_mu    3.262
_exptl_absorpt_correction_T_max  0.4326
_exptl_absorpt_correction_T_min  0.3286
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
 SADABS, Bruker (2006). APEX 2. Version 2.1. Bruker Analytical
 X-ray Solutions, Madison, Wisconsin, USA. 
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.778
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       lentil
_exptl_crystal_F_000             1464
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.400
_exptl_crystal_size_min          0.200
_refine_diff_density_max         2.096
_refine_diff_density_min         -0.718
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     777
_refine_ls_number_reflns         9892
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0202
_refine_ls_R_factor_gt           0.0198
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0257P)^2^+4.4806P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0506
_refine_ls_wR_factor_ref         0.0509
_reflns_number_gt                9726
_reflns_number_total             9892
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500910t_si_001.cif
_cod_data_source_block           jcm635a
_cod_depositor_comments
'Adding full bibliography for 4084945--4084954.cif.'
_cod_database_code               4084953