Copper-catalysed perarylation of cyclopentadiene: synthesis of hexaarylcyclopentadienes.
Gisbert, Yohan; Simón Marqués, Pablo; Baccini, Caterina; Abid, Seifallah; Saffon-Merceron, Nathalie; Rapenne, Gwénaël; Kammerer, Claire; Chemical science 15 (2024) 9127–9137; doi:10.1039/d4sc02458c

data_1571641
_publ_section_title
;
 Copper-catalysed perarylation of cyclopentadiene: synthesis of
 hexaarylcyclopentadienes.
;
_journal_issue                   24
_journal_name_full               'Chemical science'
_journal_page_first              9127
_journal_page_last               9137
_journal_paper_doi               10.1039/d4sc02458c
_journal_volume                  15
_journal_year                    2024
_chemical_formula_sum            'C65.25 H74.5 Cl0.5'
_chemical_formula_weight         876.47
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2024-05-13 deposited with the CCDC.	2024-05-15 downloaded from the CCDC.
;
_cell_angle_alpha                106.574(2)
_cell_angle_beta                 99.595(2)
_cell_angle_gamma                90.608(2)
_cell_formula_units_Z            2
_cell_length_a                   12.2669(7)
_cell_length_b                   12.7915(6)
_cell_length_c                   18.0256(9)
_cell_measurement_reflns_used    9842
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      2.67
_cell_volume                     2667.9(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT (Sheldrick 2015)'
_diffrn_ambient_temperature      193(2)
_diffrn_detector_area_resol_mean 7.3910
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker D8-Venture Photon III-C14 detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0416
_diffrn_reflns_av_unetI/netI     0.0258
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            92592
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.310
_diffrn_reflns_theta_min         2.674
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.7246
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker-AXS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.091
_exptl_crystal_description       plate
_exptl_crystal_F_000             949
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.350
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.334
_refine_diff_density_min         -0.257
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     792
_refine_ls_number_reflns         13219
_refine_ls_number_restraints     652
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0767
_refine_ls_R_factor_gt           0.0593
_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^)+(0.0945P)^2^+0.7210P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1594
_refine_ls_wR_factor_ref         0.1743
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10205
_reflns_number_total             13219
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc02458c2.cif
_cod_data_source_block           6b
_cod_depositor_comments
'Adding full bibliography for 1571637--1571645.cif.'
_cod_original_formula_sum        'C65.25 H74.50 Cl0.50'
_cod_database_code               1571641
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.959
_shelx_estimated_absorpt_t_max   0.983
_exptl_absorpt_special_details
;
SADABS-2016/2 - Krause, L., Herbst-Irmer, R., Sheldrick G.M. & Stalke D.,
 J. Appl. Cryst. 48 (2015) 3-10.
;
_shelx_res_checksum              66663