Aromatic Dicupra[10]annulenes.
Wei, Junnian; Zhang, Yongliang; Chi, Yue; Liu, Liang; Zhang, Wen-Xiong; Xi, Zhenfeng; Journal of the American Chemical Society 138 (2016) 60–63; doi:10.1021/jacs.5b11317

data_4129878
_publ_section_title
;
 Aromatic Dicupra[10]annulenes.
;
_journal_issue                   1
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              60
_journal_page_last               63
_journal_paper_doi               10.1021/jacs.5b11317
_journal_volume                  138
_journal_year                    2016
_chemical_formula_moiety         'C40 H80 Cu2 Li4 O4 Si4'
_chemical_formula_sum            'C40 H80 Cu2 Li4 O4 Si4'
_chemical_formula_weight         892.24
_space_group_crystal_system      tetragonal
_space_group_IT_number           118
_space_group_name_Hall           'P -4 -2n'
_space_group_name_H-M_alt        'P -4 n 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2014-05-17
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2014.03.20 svn.r2914 for OlexSys, GUI svn.r4816)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   14.2938(3)
_cell_length_b                   14.2938(3)
_cell_length_c                   12.2777(3)
_cell_measurement_reflns_used    8796
_cell_measurement_temperature    100.02(13)
_cell_measurement_theta_max      28.5780
_cell_measurement_theta_min      3.1890
_cell_volume                     2508.49(10)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.02(13)
_diffrn_detector_area_resol_mean 10.3914
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      0.0356538000
_diffrn_orient_matrix_UB_12      -0.0323722000
_diffrn_orient_matrix_UB_13      -0.0137481000
_diffrn_orient_matrix_UB_21      0.0144682000
_diffrn_orient_matrix_UB_22      -0.0014112000
_diffrn_orient_matrix_UB_23      0.0552862000
_diffrn_orient_matrix_UB_31      -0.0314070000
_diffrn_orient_matrix_UB_32      -0.0375015000
_diffrn_orient_matrix_UB_33      0.0097072000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0375
_diffrn_reflns_av_unetI/netI     0.0237
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            16141
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.012
_diffrn_reflns_theta_min         3.187
_diffrn_source                   'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.977
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.76755
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'metallic dark red'
_exptl_crystal_colour_lustre     metallic
_exptl_crystal_colour_modifier   dark
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.181
_exptl_crystal_description       block
_exptl_crystal_F_000             956
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.320
_refine_diff_density_min         -0.212
_refine_diff_density_rms         0.050
_refine_ls_abs_structure_details
;
 Flack x determined using 970 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.010(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     137
_refine_ls_number_reflns         2477
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0316
_refine_ls_R_factor_gt           0.0264
_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^)+(0.0310P)^2^+1.2644P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0635
_refine_ls_wR_factor_ref         0.0667
_reflns_Friedel_coverage         0.805
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                2277
_reflns_number_total             2477
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5b11317_si_002.cif
_cod_data_source_block           14apr29f
_cod_original_cell_volume        2508.48(11)
_cod_database_code               4129878
_shelxl_version_number           2014-3
_chemical_oxdiff_formula         'C30 H14 Si2 Li2 Cu2 O2'
_reflns_odcompleteness_completeness 99.60
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     25.97
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H,H) groups, All C(H,H,H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Others
 Sof(H9BC)=Sof(H9BD)=Sof(C10A)=Sof(H10A)=Sof(H10B)=1-FVAR(1)
 Sof(H9AA)=Sof(H9AB)=Sof(C10B)=Sof(H10C)=Sof(H10D)=FVAR(1)
3.a Secondary CH2 refined with riding coordinates:
 C7(H7A,H7B), C8(H8A,H8B), C9(H9AA,H9AB), C9(H9BC,H9BD), C10A(H10A,H10B),
 C10B(H10C,H10D)
3.b Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C4(H4A,H4B,H4C), C5(H5A,H5B,H5C), C6(H6A,H6B,H6C)
;
_shelx_res_checksum              616
_shelx_hkl_checksum              92566