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_4037783
_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_moiety         'C44 H26 O7'
_chemical_formula_sum            'C44 H26 O7'
_chemical_formula_weight         666.65
_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   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 96.011(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.9504(12)
_cell_length_b                   13.7825(13)
_cell_length_c                   17.6013(17)
_cell_measurement_reflns_used    9017
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      26.58
_cell_measurement_theta_min      2.16
_cell_volume                     3124.4(5)
_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 0.995
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0427
_diffrn_reflns_av_unetI/netI     0.0530
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            30362
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.507
_diffrn_reflns_theta_min         2.327
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  0.981
_exptl_absorpt_correction_T_min  0.975
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.417
_exptl_crystal_description       block
_exptl_crystal_F_000             1384
_exptl_crystal_size_max          0.260
_exptl_crystal_size_mid          0.220
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.214
_refine_diff_density_min         -0.231
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     463
_refine_ls_number_reflns         7135
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.1052
_refine_ls_R_factor_gt           0.0544
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0509P)^2^+0.9924P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1096
_refine_ls_wR_factor_ref         0.1268
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4461
_reflns_number_total             7135
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo9b02911_si_002.cif
_cod_data_source_block           3
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4037783
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.975
_shelx_estimated_absorpt_t_max   0.981
_shelx_res_checksum              34806
_shelx_hkl_checksum              75835