Bi(OTf)<sub>3</sub>-Catalyzed Diastereoselective One-Pot Synthesis of 1,3-Diamines with Three Continuous Stereogenic Centers.
Halli, Juliette; Kramer, Philipp; Grimmer, Jennifer; Bolte, Michael; Manolikakes, Georg; The Journal of organic chemistry 83 (2018) 12007–12022; doi:10.1021/acs.joc.8b01925

data_4035234
_publ_section_title
;
 Bi(OTf)<sub>3</sub>-Catalyzed Diastereoselective One-Pot Synthesis of
 1,3-Diamines with Three Continuous Stereogenic Centers.
;
_journal_issue                   19
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              12007
_journal_page_last               12022
_journal_paper_doi               10.1021/acs.joc.8b01925
_journal_volume                  83
_journal_year                    2018
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C25 H28 N2 O3'
_chemical_formula_sum            'C25 H28 N2 O3'
_chemical_formula_weight         404.49
_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
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.8850(5)
_cell_length_b                   15.6428(9)
_cell_length_c                   15.7705(11)
_cell_measurement_reflns_used    19780
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.82
_cell_measurement_theta_min      3.45
_cell_volume                     2191.9(2)
_computing_cell_refinement       'X-Area (Stoe & Cie, 2001)'
_computing_data_collection       'X-Area (Stoe & Cie, 2001)'
_computing_data_reduction        'X-Area (Stoe & Cie, 2001)'
_computing_molecular_graphics    'XP in SHELXTL-Plus (Sheldrick, 2008)'
_computing_publication_material  SHELXL
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'STOE IPDS II two-circle-diffractometer'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0640
_diffrn_reflns_av_unetI/netI     0.0435
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            23341
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.714
_diffrn_reflns_theta_min         3.454
_diffrn_source                   'Genix 3D I\mS microfocus X-ray source'
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.551
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'X-Area (Stoe & Cie, 2001)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.226
_exptl_crystal_description       plate
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.190
_exptl_crystal_size_mid          0.170
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.208
_refine_diff_density_min         -0.158
_refine_diff_density_rms         0.035
_refine_ls_abs_structure_details
; 
 Flack x determined using 1227 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259). 
;
_refine_ls_abs_structure_Flack   0.7(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         4112
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0660
_refine_ls_R_factor_gt           0.0533
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0806P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1241
_refine_ls_wR_factor_ref         0.1305
_reflns_Friedel_coverage         0.754
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.989
_reflns_number_gt                3468
_reflns_number_total             4112
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo8b01925_si_001.cif
_cod_data_source_block           ma56
_cod_database_code               4035234
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.985
_shelx_estimated_absorpt_t_max   0.994
_shelx_res_checksum              8577
_shelx_hkl_checksum              45808