Chiral Bis(NHC)−Palladium(II) Complex Catalyzed and Diethylzinc-Mediated Enantioselective Umpolung Allylation of Aldehydes
Wang, Wenfeng; Zhang, Tao; Shi, Min; Organometallics 28 (2009) 2640–; doi:10.1021/om900109m

data_4069255
_publ_section_title
;
 Chiral Bis(NHC)&#x2212;Palladium(II) Complex Catalyzed and
 Diethylzinc-Mediated Enantioselective Umpolung Allylation of Aldehydes
;
_journal_issue                   8
_journal_name_full               Organometallics
_journal_page_first              2640
_journal_paper_doi               10.1021/om900109m
_journal_volume                  28
_journal_year                    2009
_chemical_absolute_configuration ad
_chemical_formula_sum            'C60 H46 Br2 N4 O2 Pd'
_chemical_formula_weight         1121.23
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.0949(7)
_cell_length_b                   20.4152(16)
_cell_length_c                   24.5195(19)
_cell_measurement_reflns_used    4405
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      43.325
_cell_measurement_theta_min      4.322
_cell_volume                     5053.2(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.1359
_diffrn_reflns_av_sigmaI/netI    0.1277
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            27914
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.66
_exptl_absorpt_coefficient_mu    1.997
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7702
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.474
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             2264
_exptl_crystal_size_max          0.321
_exptl_crystal_size_mid          0.178
_exptl_crystal_size_min          0.166
_refine_diff_density_max         0.623
_refine_diff_density_min         -0.581
_refine_diff_density_rms         0.094
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.011(12)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.952
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     592
_refine_ls_number_reflns         9939
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      0.956
_refine_ls_R_factor_all          0.0926
_refine_ls_R_factor_gt           0.0654
_refine_ls_shift/su_max          0.016
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0433P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1298
_refine_ls_wR_factor_ref         0.1412
_reflns_number_gt                6903
_reflns_number_total             9939
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900109m_si_001.cif
_cod_data_source_block           cd28148
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               4069255