Simultaneous chirality sensing of multiple amines by (19)F NMR.
Zhao, Yanchuan; Swager, Timothy M.; Journal of the American Chemical Society 137 (2015) 3221–3224; doi:10.1021/jacs.5b00556

data_4129327
_publ_section_title
;
 Simultaneous chirality sensing of multiple amines by (19)F NMR.
;
_journal_issue                   9
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              3221
_journal_page_last               3224
_journal_paper_doi               10.1021/jacs.5b00556
_journal_volume                  137
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_sum            'C31 H26 F6 N4 O2 Pd'
_chemical_formula_weight         706.96
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/6
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.0820(2)
_cell_length_b                   14.0144(3)
_cell_length_c                   20.7098(5)
_cell_measurement_reflns_used    9984
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.44
_cell_measurement_theta_min      2.25
_cell_volume                     2926.15(11)
_computing_cell_refinement       'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_data_collection       'APEX2 v2011.4.0 (Bruker-AXS, 2011)'
_computing_data_reduction        'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Smart APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0403
_diffrn_reflns_av_unetI/netI     0.0170
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            152743
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.995
_diffrn_reflns_theta_min         1.755
_diffrn_source                   'fine-focus sealed tube, graphite'
_exptl_absorpt_coefficient_mu    0.709
_exptl_absorpt_correction_T_max  0.7462
_exptl_absorpt_correction_T_min  0.6474
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.605
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1424
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.140
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.318
_refine_diff_density_min         -0.372
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details
; 
 Flack x determined using 4047 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259). 
;
_refine_ls_abs_structure_Flack   -0.011(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     405
_refine_ls_number_reflns         9327
_refine_ls_number_restraints     122
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0187
_refine_ls_R_factor_gt           0.0180
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0202P)^2^+0.7561P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0426
_refine_ls_wR_factor_ref         0.0429
_reflns_Friedel_coverage         0.802
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                9163
_reflns_number_total             9327
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5b00556_si_002.cif
_cod_data_source_block           14041
_cod_database_code               4129327
_shelx_estimated_absorpt_t_min   0.718
_shelx_estimated_absorpt_t_max   0.932
_shelxl_version_number           2014/6
_shelx_res_checksum              15701
_shelx_hkl_checksum              18133