Changes in Coordination of Sterically Demanding Hybrid Imidazolylphosphine Ligands on Pd(0) and Pd(II)
Douglas B. Grotjahn; Yi Gong; Lev Zakharov; James A. Golen; Arnold L. Rheingold; Journal of the American Chemical Society 128 (2006) 438–453; doi:10.1021/ja054779u

data_4110362
_publ_section_title
;
 Changes in Coordination of Sterically Demanding Hybrid
 Imidazolylphosphine Ligands on Pd(0) and Pd(II)
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              438
_journal_page_last               453
_journal_paper_doi               10.1021/ja054779u
_journal_volume                  128
_journal_year                    2006
_chemical_formula_sum            'C20 H29 Cl2 N2 P Pd'
_chemical_formula_weight         445.67
_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                 98.5320(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.9919(6)
_cell_length_b                   17.5170(10)
_cell_length_c                   11.0258(6)
_cell_measurement_reflns_used    8640
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.15
_cell_measurement_theta_min      2.20
_cell_volume                     1908.47(19)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.927
_diffrn_measured_fraction_theta_max 0.927
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0167
_diffrn_reflns_av_sigmaI/netI    0.0223
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            11711
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    1.332
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.878
_exptl_absorpt_correction_type   SADABS
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.551
_exptl_crystal_density_meas      0
_exptl_crystal_description       Block
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.647
_refine_diff_density_min         -0.342
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     306
_refine_ls_number_reflns         4395
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0240
_refine_ls_R_factor_gt           0.0211
_refine_ls_shift/su_max          0.007
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0284P)^2^+0.7336P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0525
_refine_ls_wR_factor_ref         0.0536
_reflns_number_gt                4008
_reflns_number_total             4395
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja054779usi20050716_085143.cif
_cod_data_source_block           grot79
_cod_original_formula_sum        'C20 H29 Cl2 N2 P1 Pd1'
_cod_database_code               4110362