Pyridine-Derived N-Heterocyclic Carbenes: An Experimental and Theoretical Evaluation of the Bonding in and Reactivity of Selected Normal and Abnormal Complexes of Nickel(II) and Palladium(II)
Stander-Grobler, Elzet; Schuster, Oliver; Heydenrych, Greta; Cronje, Stephanie; Tosh, Evangeline; Albrecht, Martin; Frenking, Gernot; Raubenheimer, Helgard G.; Organometallics 29 (2010) 5821–; doi:10.1021/om100431u

data_4066386
_publ_section_title
;
 Pyridine-Derived N-Heterocyclic Carbenes: An Experimental and Theoretical
 Evaluation of the Bonding in and Reactivity of Selected Normal and
 Abnormal Complexes of Nickel(II) and Palladium(II)
;
_journal_issue                   22
_journal_name_full               Organometallics
_journal_page_first              5821
_journal_paper_doi               10.1021/om100431u
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety         'C42 H36 Cl2 N P2 Pd, C F3 O3 S, 2(C H2 Cl2)'
_chemical_formula_sum            'C45 H40 Cl6 F3 N O3 P2 Pd S'
_chemical_formula_weight         1112.88
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 106.954(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.6792(17)
_cell_length_b                   16.9370(17)
_cell_length_c                   16.3414(16)
_cell_measurement_reflns_used    9999
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.342
_cell_measurement_theta_min      2.196
_cell_volume                     4680.5(8)
_computing_cell_refinement       'SAINT (Bruker, 2003)'
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SAINT (Bruker, 2003)'
_computing_molecular_graphics    'SHELXL-97 (Sheldrick, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX CCD area detector'
_diffrn_measurement_method       \w-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0342
_diffrn_reflns_av_sigmaI/netI    0.0398
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            24156
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    0.905
_exptl_absorpt_correction_T_max  0.8397
_exptl_absorpt_correction_T_min  0.6714
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2002)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.579
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2248
_exptl_crystal_size_max          0.8
_exptl_crystal_size_mid          0.8
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.668
_refine_diff_density_min         -1.558
_refine_diff_density_rms         0.108
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     560
_refine_ls_number_reflns         8523
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0637
_refine_ls_R_factor_gt           0.0531
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0457P)^2^+17.9112P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1150
_refine_ls_wR_factor_ref         0.1201
_reflns_number_gt                7316
_reflns_number_total             8523
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100431u_si_002.cif
_cod_data_source_block           6OTf
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4066386