Cyclometalated 2-Phenylimidazole Palladium Carbene Complexes in the Catalytic Suzuki‒Miyaura Cross-Coupling Reaction
Micksch, Maik; Tenne, Mario; Strassner, Thomas; Organometallics 33 (2014) 3966–; doi:10.1021/om5004336

data_4084075
_publ_section_title
;
 Cyclometalated 2-Phenylimidazole Palladium Carbene Complexes in the
 Catalytic Suzuki--Miyaura Cross-Coupling Reaction
;
_journal_issue                   15
_journal_name_full               Organometallics
_journal_page_first              3966
_journal_paper_doi               10.1021/om5004336
_journal_volume                  33
_journal_year                    2014
_chemical_formula_moiety         'C46 H52 N4 O4 Pd2, 2(C H2 Cl2)'
_chemical_formula_sum            'C48 H56 Cl4 N4 O4 Pd2'
_chemical_formula_weight         1107.57
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 112.51(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.547(2)
_cell_length_b                   18.740(4)
_cell_length_c                   12.546(3)
_cell_measurement_reflns_used    991
_cell_measurement_temperature    198(2)
_cell_measurement_theta_max      24.161
_cell_measurement_theta_min      4.063
_cell_volume                     2508.0(11)
_computing_cell_refinement       'Dirax/lsq (Duisenberg, 1992)'
_computing_data_collection       'Collect (Nonius BV, 1999)'
_computing_data_reduction        'EvalCCD (Duisenberg et al., 2003)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 2012)'
_computing_publication_material  'enCIFer (Allen et al., 2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      198(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.815
_diffrn_measured_fraction_theta_max 0.765
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       \f
_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  0.0231
_diffrn_reflns_av_sigmaI/netI    0.0493
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            20319
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.40
_diffrn_reflns_theta_min         2.04
_exptl_absorpt_coefficient_mu    0.975
_exptl_absorpt_correction_T_max  0.6918
_exptl_absorpt_correction_T_min  0.4124
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2002)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.467
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             1128
_exptl_crystal_size_max          1.10
_exptl_crystal_size_mid          0.47
_exptl_crystal_size_min          0.41
_refine_diff_density_max         0.587
_refine_diff_density_min         -0.827
_refine_diff_density_rms         0.194
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.04(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.211
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     569
_refine_ls_number_reflns         6547
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.211
_refine_ls_R_factor_all          0.0672
_refine_ls_R_factor_gt           0.0340
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0604P)^2^+0.3715P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0950
_refine_ls_wR_factor_ref         0.1091
_reflns_number_gt                4855
_reflns_number_total             6547
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om5004336_si_001.cif
_cod_data_source_block           compound10
_cod_depositor_comments
'Adding full bibliography for 4084075--4084077.cif.'
_cod_original_cell_volume        2508.0(9)
_cod_original_sg_symbol_H-M      P21
_cod_database_code               4084075