Chalcogen bonding in copper(II)-mediated synthesis.
Aliyeva, Vusala A.; Gurbanov, Atash V.; Mahmoud, Abdallah G.; Gomila, Rosa M.; Frontera, Antonio; Mahmudov, Kamran T.; Pombeiro, Armando J. L.; Faraday discussions 244 (2023) 77–95; doi:10.1039/d2fd00160h

data_1569769
_publ_section_title
;
 Chalcogen bonding in copper(II)-mediated synthesis.
;
_journal_issue                   0
_journal_name_full               'Faraday discussions'
_journal_page_first              77
_journal_page_last               95
_journal_paper_doi               10.1039/d2fd00160h
_journal_volume                  244
_journal_year                    2023
_chemical_formula_moiety         'C18 H24 Cu N12, 2(C4 N3 O2 Se)'
_chemical_formula_sum            'C26 H24 Cu N18 O4 Se2'
_chemical_formula_weight         874.09
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2019/1
_audit_update_record
;
2022-10-18 deposited with the CCDC.	2023-04-21 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 101.361(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.2710(4)
_cell_length_b                   20.2764(11)
_cell_length_c                   10.1890(5)
_cell_measurement_reflns_used    9976
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.36
_cell_measurement_theta_min      2.27
_cell_volume                     1675.28(15)
_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-2019/1 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXT-2019/1 (Sheldrick, 2019)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 Quest PHOTON 100 detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0429
_diffrn_reflns_av_unetI/netI     0.0180
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            37974
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.376
_diffrn_reflns_theta_min         2.273
_exptl_absorpt_coefficient_mu    2.889
_exptl_absorpt_correction_T_max  0.671
_exptl_absorpt_correction_T_min  0.432
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2008)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.733
_exptl_crystal_description       plate
_exptl_crystal_F_000             870
_exptl_crystal_size_max          0.320
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.140
_refine_diff_density_max         0.351
_refine_diff_density_min         -0.330
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     232
_refine_ls_number_reflns         3425
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0249
_refine_ls_R_factor_gt           0.0200
_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^)+(0.0240P)^2^+0.9575P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0489
_refine_ls_wR_factor_ref         0.0513
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3064
_reflns_number_total             3425
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2fd00160h5.cif
_cod_data_source_block           m8_a
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1569769
_shelx_shelxl_version_number     2019/1
_shelx_estimated_absorpt_t_min   0.458
_shelx_estimated_absorpt_t_max   0.688
_shelx_res_checksum              57417