Iridium(I) Complexes with Anionic N-Heterocyclic Carbene Ligands as Catalysts for the Hydrogenation of Alkenes in Nonpolar Media
Eugene L. Kolychev; Sabrina Kronig; Kai Brandhorst; Matthias Freytag; Peter G. Jones; Matthias Tamm; Journal of the American Chemical Society 135 (2013) 12448–12459; doi:10.1021/ja406529c

data_4120348
_publ_contact_author
;
        Peter G. Jones (for X-ray details)
        Institut f\"ur Anorganische und Analytische Chemie
        Technische Universit\"at Braunschweig
        Postfach 3329
        38023 Braunschweig
        Germany
;
_publ_contact_author_email       p.jones@tu-bs.de
_publ_contact_author_fax         '049 531 391-5387'
_publ_contact_author_phone       '049 531 391-5382'
_publ_section_title
;
 Iridium(I) Complexes with Anionic N-Heterocyclic Carbene Ligands as
 Catalysts for the Hydrogenation of Alkenes in Nonpolar Media
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12448
_journal_page_last               12459
_journal_paper_doi               10.1021/ja406529c
_journal_volume                  135
_journal_year                    2013
_chemical_formula_sum            'C65.5 H63 B F15 Ir N2 O0.5'
_chemical_formula_weight         1374.19
_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                64.391(2)
_cell_angle_beta                 88.146(2)
_cell_angle_gamma                78.446(2)
_cell_formula_units_Z            4
_cell_length_a                   11.2463(4)
_cell_length_b                   23.0795(6)
_cell_length_c                   25.3189(6)
_cell_measurement_reflns_used    72573
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      75.8973
_cell_measurement_theta_min      3.4804
_cell_volume                     5795.1(3)
_computing_cell_refinement
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET) 
(compiled Aug  3 2011,13:03:54) 
;
_computing_data_collection
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET) 
(compiled Aug  3 2011,13:03:54) 
;
_computing_data_reduction
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET) 
(compiled Aug  3 2011,13:03:54) 
;
_computing_molecular_graphics    'BRUKER XP'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.3543
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur, Atlas, Nova'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'Nova (Cu) x-ray Source'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0291
_diffrn_reflns_av_sigmaI/netI    0.0173
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            122496
_diffrn_reflns_theta_full        74.50
_diffrn_reflns_theta_max         74.50
_diffrn_reflns_theta_min         3.48
_exptl_absorpt_coefficient_mu    5.269
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.70833
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Oxford Diffraction Ltd., 
Version 1.171.35.15 (release 03-08-2011
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.575
_exptl_crystal_description       prism
_exptl_crystal_F_000             2764
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.05
_refine_diff_density_max         4.039
_refine_diff_density_min         -2.085
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     1537
_refine_ls_number_reflns         23659
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0341
_refine_ls_R_factor_gt           0.0322
_refine_ls_shift/su_max          0.025
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0416P)^2^+9.0555P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0793
_refine_ls_wR_factor_ref         0.0808
_reflns_number_gt                22113
_reflns_number_total             23659
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja406529c_si_002_03.cif
_cod_data_source_block           evg01
_cod_original_formula_sum        'C65.50 H63 B F15 Ir N2 O0.50'
_cod_database_code               4120348