Efficient Access to Chiral Benzhydrols via Asymmetric Transfer Hydrogenation of Unsymmetrical Benzophenones with Bifunctional Oxo-Tethered Ruthenium Catalysts.
Touge, Taichiro; Nara, Hideki; Fujiwhara, Mitsuhiko; Kayaki, Yoshihito; Ikariya, Takao; Journal of the American Chemical Society 138 (2016) 10084–10087; doi:10.1021/jacs.6b05738

data_4130685
_publ_section_title
;
 Efficient Access to Chiral Benzhydrols via Asymmetric Transfer
 Hydrogenation of Unsymmetrical Benzophenones with Bifunctional
 Oxo-Tethered Ruthenium Catalysts.
;
_journal_issue                   32
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10084
_journal_page_last               10087
_journal_paper_doi               10.1021/jacs.6b05738
_journal_volume                  138
_journal_year                    2016
_chemical_absolute_configuration 'CHOOSE rm ad rmad syn or unk'
_chemical_formula_moiety         'C34 H35 Cl2 N O5 S'
_chemical_formula_sum            'C34 H35 Cl2 N O5 S'
_chemical_formula_weight         640.62
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.0000
_cell_angle_beta                 90.0000
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   10.5269(13)
_cell_length_b                   11.2332(14)
_cell_length_c                   26.231(3)
_cell_measurement_reflns_used    8885
_cell_measurement_temperature    93
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      3.03
_cell_volume                     3101.8(6)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'CrystalStructure 4.1.1'
_computing_publication_material  'CrystalStructure 4.1.1 (Rigaku, 2015)'
_computing_structure_refinement  'CRYSTALS (Carruthers, et al., 1999)'
_computing_structure_solution    SIR97
_diffrn_ambient_temperature      93
_diffrn_detector_area_resol_mean 7.111
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Rigaku Saturn724'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0518
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            25817
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3.029
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.320
_exptl_absorpt_correction_T_max  0.997
_exptl_absorpt_correction_T_min  0.772
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.372
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1344.00
_exptl_crystal_size_max          0.160
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.010
_refine_diff_density_max         0.648
_refine_diff_density_min         -0.585
_refine_ls_abs_structure_details
'Flack, H. D. (1983), Acta Cryst. A39, 876-881.  3070 Friedel Pairs'
_refine_ls_abs_structure_Flack   -0.06(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     424
_refine_ls_number_reflns         6996
_refine_ls_R_factor_gt           0.0467
_refine_ls_shift/su_max          0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[0.0010Fo^2^ + 0.8300\s(Fo^2^)]/(4Fo^2^)'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1116
_reflns_number_gt                5585
_reflns_number_total             6996
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ja6b05738_si_002.cif
_cod_data_source_block           245-Me3benzhydrol
_cod_original_cell_volume        3101.8(7)
_cod_database_code               4130685