Chiral Bisphosphinite Metalloligands Derived from a P-Chiral Secondary Phosphine Oxide
Eddie Y. Y. Chan; Qian-Feng Zhang; Yiu-Keung Sau; Samuel M. F. Lo; Herman H. Y. Sung; Ian D. Williams; Richard K. Haynes; Wa-Hung Leung; Inorganic Chemistry 43 (2004) 4921–4926; doi:10.1021/ic049744u

data_4311447
_publ_section_title
;
 Chiral Bisphosphinite Metalloligands Derived from a P-Chiral Secondary
 Phosphine Oxide
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4921
_journal_page_last               4926
_journal_paper_doi               10.1021/ic049744u
_journal_volume                  43
_journal_year                    2004
_chemical_formula_sum            'C40 H56 B2 Cl2 F4 O4 P4 Pd2'
_chemical_formula_weight         1106.05
_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                 115.6540(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.4581(8)
_cell_length_b                   16.6780(8)
_cell_length_c                   18.0894(9)
_cell_measurement_reflns_used    7408
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.27
_cell_measurement_theta_min      2.26
_cell_volume                     4747.8(4)
_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      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0199
_diffrn_reflns_av_sigmaI/netI    0.0465
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            28686
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         1.75
_exptl_absorpt_coefficient_mu    1.058
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.82
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS, Bruker, 1997)'
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.547
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             2240
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.473
_refine_diff_density_min         -0.426
_refine_diff_density_rms         0.086
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.023(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1045
_refine_ls_number_reflns         20362
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.0323
_refine_ls_R_factor_gt           0.0303
_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^)+(0.0307P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0669
_refine_ls_wR_factor_ref         0.0679
_reflns_number_gt                19458
_reflns_number_total             20362
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic049744usi20040227_075329.cif
_cod_data_source_block           {Pd[(tBuPhPO)2BF2](m-Cl)}2
_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 
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_cod_database_code               4311447