Domino Reaction of Aromatic Aldehydes and 1,3-Indandiones for Construction of Bicyclo[2.2.2]octanes and Dibenzo[b,g]indeno[1',2':3,4]fluoreno[1,2-d]oxonines.
Cao, Jun; Shi, Rong-Guo; Sun, Jing; Liu, Dan; Liu, Ruzhang; Xia, Xiao-Nan; Wang, Yang; Yan, Chao-Guo; The Journal of organic chemistry  (2019) –; doi:10.1021/acs.joc.9b02911

data_4037782
_publ_section_title
;
 Domino Reaction of Aromatic Aldehydes and 1,3-Indandiones for
 Construction of Bicyclo[2.2.2]octanes and
 Dibenzo[b,g]indeno[1',2':3,4]fluoreno[1,2-d]oxonines.
;
_journal_name_full               'The Journal of organic chemistry'
_journal_paper_doi               10.1021/acs.joc.9b02911
_journal_year                    2019
_chemical_formula_sum            'C53 H30 O8'
_chemical_formula_weight         794.77
_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'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 103.969(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.733(2)
_cell_length_b                   17.911(3)
_cell_length_c                   24.904(5)
_cell_measurement_reflns_used    4262
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      21.48
_cell_measurement_theta_min      2.24
_cell_volume                     4645.9(15)
_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-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0675
_diffrn_reflns_av_unetI/netI     0.1145
_diffrn_reflns_Laue_measured_fraction_full 0.986
_diffrn_reflns_Laue_measured_fraction_max 0.986
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            26323
_diffrn_reflns_point_group_measured_fraction_full 0.986
_diffrn_reflns_point_group_measured_fraction_max 0.986
_diffrn_reflns_theta_full        24.996
_diffrn_reflns_theta_max         24.996
_diffrn_reflns_theta_min         2.243
_exptl_absorpt_coefficient_mu    0.076
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.136
_exptl_crystal_description       block
_exptl_crystal_F_000             1648
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.240
_exptl_crystal_size_min          0.220
_refine_diff_density_max         0.223
_refine_diff_density_min         -0.258
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.919
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     551
_refine_ls_number_reflns         8067
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.919
_refine_ls_R_factor_all          0.1464
_refine_ls_R_factor_gt           0.0675
_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^)+(0.1061P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1743
_refine_ls_wR_factor_ref         0.1973
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3767
_reflns_number_total             8067
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo9b02911_si_002.cif
_cod_data_source_block           2e
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4037782
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.977
_shelx_estimated_absorpt_t_max   0.983
_shelx_res_checksum              72005
_shelx_hkl_checksum              87904