Iridium and Ruthenium Complexes with Chelating N-Heterocyclic Carbenes: Efficient Catalysts for Transfer Hydrogenation, β-Alkylation of Alcohols, and N-Alkylation of Amines
Gnanamgari, Dinakar; Sauer, Effiette L. O.; Schley, Nathan D.; Butler, Chase; Incarvito, Christopher D.; Crabtree, Robert H.; Organometallics 28 (2009) 321–; doi:10.1021/om800821q

data_4068407
_publ_section_title
;
 Iridium and Ruthenium Complexes with Chelating N-Heterocyclic Carbenes:
 Efficient Catalysts for Transfer Hydrogenation, \b-Alkylation of
 Alcohols, and N-Alkylation of Amines
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              321
_journal_paper_doi               10.1021/om800821q
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C26 H31 Cl F6 Ir N4 P'
_chemical_formula_weight         772.17
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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                 93.406(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.0826(18)
_cell_length_b                   9.9821(11)
_cell_length_c                   17.7748(19)
_cell_measurement_temperature    223(2)
_cell_volume                     2848.5(5)
_computing_cell_refinement       'Rigaku CrystalClear'
_computing_data_collection       'Rigaku CrystalClear'
_computing_data_reduction        'Rigaku CrystalClear'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Rigaku SCXMini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0440
_diffrn_reflns_av_sigmaI/netI    0.0709
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            10060
_diffrn_reflns_theta_full        26.50
_diffrn_reflns_theta_max         26.50
_diffrn_reflns_theta_min         3.07
_exptl_absorpt_coefficient_mu    4.900
_exptl_absorpt_correction_T_max  0.5863
_exptl_absorpt_correction_T_min  0.4203
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.801
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1512
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         2.325
_refine_diff_density_min         -1.145
_refine_diff_density_rms         0.166
_refine_ls_extinction_coef       0.00000(9)
_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   1.091
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     354
_refine_ls_number_reflns         5821
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0735
_refine_ls_R_factor_gt           0.0503
_refine_ls_shift/su_max          3.805
_refine_ls_shift/su_mean         0.011
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0307P)^2^+8.3381P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0929
_refine_ls_wR_factor_ref         0.1018
_reflns_number_gt                4447
_reflns_number_total             5821
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800821q_si_002.cif
_cod_data_source_block           dg02
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4068407