Synthesis of Chiral Trispirocyclic Oxindoles via Organic-Base/Au(I)-Catalyzed Sequential Reactions
Guo, Wengang; Li, Lu; Ding, Qian; Lin, Xiangfeng; Liu, Xianghui; Wang, Kai; Liu, Yan; Fan, Hongjun; Li, Can; ACS Catalysis 8 (2018) 10180–; doi:10.1021/acscatal.8b02157

data_4515765
_publ_section_title
;
 Synthesis of Chiral Trispirocyclic Oxindoles via
 Organic-Base/Au(I)-Catalyzed Sequential Reactions
;
_journal_issue                   11
_journal_name_full               'ACS Catalysis'
_journal_page_first              10180
_journal_paper_doi               10.1021/acscatal.8b02157
_journal_volume                  8
_journal_year                    2018
_chemical_absolute_configuration ad
_chemical_formula_sum            'C30 H31 N5 O7'
_chemical_formula_weight         573.60
_space_group_crystal_system      orthorhombic
_space_group_IT_number           20
_space_group_name_Hall           'C 2c 2'
_space_group_name_H-M_alt        'C 2 2 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   10.4443(3)
_cell_length_b                   14.5326(4)
_cell_length_c                   38.8497(10)
_cell_measurement_reflns_used    9830
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      140.150
_cell_measurement_theta_min      4.548
_cell_volume                     5896.7(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0662
_diffrn_reflns_av_unetI/netI     0.0413
_diffrn_reflns_Laue_measured_fraction_full 0.986
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       46
_diffrn_reflns_limit_l_min       -46
_diffrn_reflns_number            35461
_diffrn_reflns_point_group_measured_fraction_full 0.987
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         66.996
_diffrn_reflns_theta_min         4.552
_exptl_absorpt_coefficient_mu    0.775
_exptl_absorpt_correction_T_max  0.7533
_exptl_absorpt_correction_T_min  0.6002
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.292
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             2416
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.170
_exptl_crystal_size_min          0.130
_refine_diff_density_max         0.154
_refine_diff_density_min         -0.166
_refine_diff_density_rms         0.035
_refine_ls_abs_structure_details
; 
 Flack x determined using 2141 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons and Flack (2004), Acta Cryst. A60, s61). 
;
_refine_ls_abs_structure_Flack   0.04(8)
_refine_ls_extinction_coef       0.00064(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     388
_refine_ls_number_reflns         5273
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0450
_refine_ls_R_factor_gt           0.0433
_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^)+(0.0223P)^2^+5.7519P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1034
_refine_ls_wR_factor_ref         0.1047
_reflns_Friedel_coverage         0.795
_reflns_Friedel_fraction_full    0.987
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                5073
_reflns_number_total             5273
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs8b02157_si_002.cif
_cod_data_source_block           cu_d8v18020_0m
_cod_database_code               4515765
_shelx_estimated_absorpt_t_min   0.860
_shelx_estimated_absorpt_t_max   0.906
_shelxl_version_number           2013-4
_shelx_res_checksum              6041
_shelx_hkl_checksum              28067