Effect of 2-Substituents on Allyl-Supported Precatalysts for the Suzuki‒Miyaura Reaction: Relating Catalytic Efficiency to the Stability of Palladium(I) Bridging Allyl Dimers
Hruszkewycz, Damian P.; Guard, Louise M.; Balcells, David; Feldman, Nicola; Hazari, Nilay; Tilset, Mats; Organometallics 34 (2015) 381–; doi:10.1021/om501250y

data_4085318
_publ_section_title
;
 Effect of 2-Substituents on Allyl-Supported Precatalysts for the
 Suzuki--Miyaura Reaction: Relating Catalytic Efficiency to the Stability
 of Palladium(I) Bridging Allyl Dimers
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              381
_journal_paper_doi               10.1021/om501250y
_journal_volume                  34
_journal_year                    2015
_chemical_formula_sum            'C31.5 H44 Cl2 N2 O Pd'
_chemical_formula_weight         643.99
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yc'
_symmetry_space_group_name_H-M   'P 1 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                 91.267(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   12.3959(3)
_cell_length_b                   16.5584(4)
_cell_length_c                   31.349(2)
_cell_measurement_reflns_used    58456
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.3
_cell_measurement_theta_min      3.0
_cell_volume                     6433.0(5)
_computing_cell_refinement
'CrystalClear-SM Expert 2.0 r12 (Rigaku, 2011)'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r12 (Rigaku, 2011)'
_computing_data_reduction
'CrystalClear-SM Expert 2.0 r12 (Rigaku, 2011)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID imaging plate'
_diffrn_measurement_method       \w
_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  0.0673
_diffrn_reflns_av_sigmaI/netI    0.0672
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -41
_diffrn_reflns_number            94718
_diffrn_reflns_theta_full        28.28
_diffrn_reflns_theta_max         28.28
_diffrn_reflns_theta_min         3.02
_exptl_absorpt_coefficient_mu    0.768
_exptl_absorpt_correction_T_max  0.9271
_exptl_absorpt_correction_T_min  0.8615
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private Communication'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2680
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.541
_refine_diff_density_min         -0.811
_refine_diff_density_rms         0.082
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.026(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1621
_refine_ls_number_reflns         29833
_refine_ls_number_restraints     932
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0713
_refine_ls_R_factor_gt           0.0488
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0207P)^2^+5.3535P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0789
_refine_ls_wR_factor_ref         0.0865
_reflns_number_gt                23447
_reflns_number_total             29833
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om501250y_si_002.cif
_cod_data_source_block           '_I-OMe'
_cod_original_cell_volume        6433.1(5)
_cod_original_sg_symbol_H-M      Pc
_cod_original_formula_sum        'C31.50 H44 Cl2 N2 O Pd'
_cod_database_code               4085318