Enantioselective Total Synthesis of (+)-Arboridinine.
Zhang, Zhen; Xie, Sujun; Cheng, Bin; Zhai, Hongbin; Li, Yun; Journal of the American Chemical Society 141 (2019) 7147–7154; doi:10.1021/jacs.9b02362

data_4128144
_publ_section_title
;
 Enantioselective Total Synthesis of (+)-Arboridinine.
;
_journal_issue                   17
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7147
_journal_page_last               7154
_journal_paper_doi               10.1021/jacs.9b02362
_journal_volume                  141
_journal_year                    2019
_chemical_formula_moiety         'C29 H38 N2 O3 Si'
_chemical_formula_sum            'C29 H38 N2 O3 Si'
_chemical_formula_weight         490.70
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_date             2018-11-16
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 107.266(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.567(5)
_cell_length_b                   21.132(8)
_cell_length_c                   10.077(4)
_cell_measurement_reflns_used    3649
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.16
_cell_measurement_theta_min      2.33
_cell_volume                     2758.9(18)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0400
_diffrn_reflns_av_unetI/netI     0.0469
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            14042
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.217
_diffrn_reflns_theta_max         25.217
_diffrn_reflns_theta_min         1.572
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.117
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6037
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0766 before and 0.0513 after correction.
The Ratio of minimum to maximum transmission is 0.8101.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.181
_exptl_crystal_description       block
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.238
_refine_diff_density_min         -0.275
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     330
_refine_ls_number_reflns         4939
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0650
_refine_ls_R_factor_gt           0.0454
_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^)+(0.0689P)^2^+0.4493P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1214
_refine_ls_wR_factor_ref         0.1362
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3645
_reflns_number_total             4939
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            38.cif
_cod_data_source_block           1
_cod_original_cell_volume        2758.9(17)
_cod_database_code               4128144
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.973
_shelx_estimated_absorpt_t_min   0.965
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C12(H12)
2.b Secondary CH2 refined with riding coordinates:
 C13(H13A,H13B), C14(H14A,H14B), C17(H17A,H17B), C26(H26A,H26B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C19(H19), C20(H20), C21(H21), C22(H22),
 C23(H23)
2.d Idealised Me refined as rotating group:
 C15(H15A,H15B,H15C), C16(H16A,H16B,H16C), C25(H25A,H25B,H25C), C27(H27A,H27B,
 H27C), C28(H28A,H28B,H28C), C29(H29A,H29B,H29C)
;
_shelx_res_checksum              35722
_shelx_hkl_checksum              42921
_olex2_submission_special_instructions 'No special instructions were received'