Enantioselective Oxidation of Alkenes with Potassium Permanganate Catalyzed by Chiral Dicationic Bisguanidinium.
Wang, Chao; Zong, Lili; Tan, Choon-Hong; Journal of the American Chemical Society  (2015) 150813122746001–; doi:10.1021/jacs.5b05792

data_4124400
_publ_section_title
;
 Enantioselective Oxidation of Alkenes with Potassium Permanganate
 Catalyzed by Chiral Dicationic Bisguanidinium.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              150813122746001
_journal_paper_doi               10.1021/jacs.5b05792
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_sum            'C17 H14 Cl2 O6'
_chemical_formula_weight         385.18
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 92.170(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.764(2)
_cell_length_b                   5.7286(7)
_cell_length_c                   17.464(2)
_cell_measurement_reflns_used    3048
_cell_measurement_temperature    103.(2)
_cell_measurement_theta_max      26.2716
_cell_measurement_theta_min      2.7370
_cell_volume                     1675.9(3)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'APEX2 (Bruker AXS Inc., 2014)'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'XP (Bruker AXS Inc., 2014)'
_computing_publication_material  'APEX2 (Bruker AXS Inc., 2014)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      103.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0644
_diffrn_reflns_av_unetI/netI     0.0929
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            21421
_diffrn_reflns_theta_full        29.66
_diffrn_reflns_theta_max         29.66
_diffrn_reflns_theta_min         1.22
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.419
_exptl_absorpt_correction_T_max  0.95
_exptl_absorpt_correction_T_min  0.84
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2014/3 (Bruker AXS Inc.)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.527
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.380
_exptl_crystal_size_mid          0.260
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.644
_refine_diff_density_min         -0.484
_refine_ls_abs_structure_details
;
Flack x determined using 2377 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.01(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     455
_refine_ls_number_reflns         9391
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0965
_refine_ls_R_factor_gt           0.0576
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0356P)^2^+1.7817P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1073
_refine_ls_wR_factor_ref         0.1284
_reflns_number_gt                6750
_reflns_number_total             9391
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5b05792_si_001.cif
_cod_data_source_block           I
_cod_original_cell_volume        1675.9(4)
_cod_database_code               4124400
_shelx_res_checksum              58168
_shelx_hkl_checksum              93230