Experimental and Computational Investigation of C-N Bond Activation in Ruthenium N-Heterocyclic Carbene Complexes
L. Jonas L. Häller; Michael J. Page; Stefan Erhardt; Stuart A. Macgregor; Mary F. Mahon; M. Abu Naser; Andrea Vélez; Michael K. Whittlesey; Journal of the American Chemical Society 132 (2010) 18408–18416; doi:10.1021/ja109702h

data_4103724
_publ_section_title
;
 Experimental and Computational Investigation of C-N Bond Activation in
 Ruthenium N-Heterocyclic Carbene Complexes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              18408
_journal_page_last               18416
_journal_paper_doi               10.1021/ja109702h
_journal_volume                  132
_journal_year                    2010
_chemical_formula_sum            'C64 H60 N2 O P2 Ru'
_chemical_formula_weight         1036.15
_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                81.982(1)
_cell_angle_beta                 86.649(1)
_cell_angle_gamma                84.854(1)
_cell_formula_units_Z            2
_cell_length_a                   10.1400(1)
_cell_length_b                   13.6920(2)
_cell_length_c                   19.2510(3)
_cell_measurement_reflns_used    77040
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     2633.09(6)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Bruker AXS BV 1997-2004)'
_computing_data_reduction        'Denzo & Scalepack (Otwinowski, Minor 1997)'
_computing_molecular_graphics    'ORTEX (P.McArdle 1995)'
_computing_publication_material  'SHELXL-97/2 (Sheldrick 1997)'
_computing_structure_refinement  'SHELXL-97/2 (Sheldrick 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  '95mm CCD camera on \k-goniostat'
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0349
_diffrn_reflns_av_sigmaI/netI    0.0320
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            51926
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         3.79
_exptl_absorpt_coefficient_mu    0.403
_exptl_absorpt_correction_T_max  0.908
_exptl_absorpt_correction_T_min  0.852
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_density_diffrn    1.307
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.484
_refine_diff_density_min         -0.574
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.074
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     640
_refine_ls_number_reflns         11986
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0364
_refine_ls_R_factor_gt           0.0291
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0287P)^2^+1.7235P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0713
_refine_ls_wR_factor_ref         0.0761
_reflns_number_gt                10606
_reflns_number_total             11986
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja109702h_si_002_2.cif
_cod_data_source_block           k09mkw27
_cod_database_code               4103724