Novel C~2~-Symmetric Planar Chiral Diphosphine Ligands and Their Application in Pd-Catalyzed Asymmetric Allylic Substitutions
Delong Liu; Fang Xie; Wanbin Zhang; Journal of Organic Chemistry 72 (2007) 6992–6997; doi:10.1021/jo0711440

data_4024146
_publ_section_title
;
 Novel C~2~-Symmetric Planar Chiral Diphosphine Ligands and
 Their Application in Pd-Catalyzed Asymmetric Allylic Substitutions
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              6992
_journal_page_last               6997
_journal_paper_doi               10.1021/jo0711440
_journal_volume                  72
_journal_year                    2007
_chemical_absolute_configuration ad
_chemical_formula_sum            'C40.5 H37 Cl3 Fe O4 P2 Pd'
_chemical_formula_weight         918.24
_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                 91.8880(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.4928(6)
_cell_length_b                   17.4542(10)
_cell_length_c                   21.2109(13)
_cell_measurement_reflns_used    4688
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      48.216
_cell_measurement_theta_min      4.531
_cell_volume                     3882.5(4)
_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 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0653
_diffrn_reflns_av_sigmaI/netI    0.0972
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            22989
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.92
_exptl_absorpt_coefficient_mu    1.167
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.83675
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.571
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             1860
_exptl_crystal_size_max          0.408
_exptl_crystal_size_mid          0.157
_exptl_crystal_size_min          0.145
_refine_diff_density_max         0.804
_refine_diff_density_min         -0.505
_refine_diff_density_rms         0.092
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.06(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.969
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     932
_refine_ls_number_reflns         12111
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.970
_refine_ls_R_factor_all          0.0694
_refine_ls_R_factor_gt           0.0502
_refine_ls_shift/su_max          0.030
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0583P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1101
_refine_ls_wR_factor_ref         0.1336
_reflns_number_gt                8889
_reflns_number_total             12111
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo0711440-File006.cif
_cod_data_source_block           cd2744
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21'
_cod_original_formula_sum        'C40.50 H37 Cl3 Fe O4 P2 Pd'
_cod_database_code               4024146