Exploring structural, magnetic, and catalytic diversity in tetranuclear {Cu<sub>4</sub>O<sub>4</sub>} cubane cores and a dinuclear complex derived from closely related ligand systems.
Jana, Narayan Ch; Escuer, Albert; Brandão, Paula; Panja, Anangamohan; Dalton transactions (Cambridge, England : 2003) 54 (2025) 3000–3012; doi:10.1039/d4dt03283g

data_7717769
_publ_section_title
;
 Exploring structural, magnetic, and catalytic diversity in tetranuclear
 {Cu<sub>4</sub>O<sub>4</sub>} cubane cores and a dinuclear complex
 derived from closely related ligand systems.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3000
_journal_page_last               3012
_journal_paper_doi               10.1039/d4dt03283g
_journal_volume                  54
_journal_year                    2025
_chemical_formula_moiety         'C52 H68 Cu4 N4 O12'
_chemical_formula_sum            'C52 H68 Cu4 N4 O12'
_chemical_formula_weight         1195.26
_space_group_crystal_system      tetragonal
_space_group_IT_number           82
_space_group_name_Hall           'I -4'
_space_group_name_H-M_alt        'I -4'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2024-10-22
_audit_creation_method
;
Olex2 1.5
(compiled 2024.02.16 svn.r378c4104 for OlexSys, GUI svn.r6928)
;
_audit_update_record
;
2024-11-20 deposited with the CCDC.	2025-01-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   15.2634(9)
_cell_length_b                   15.2634(9)
_cell_length_c                   11.3683(11)
_cell_measurement_reflns_used    610
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.81
_cell_volume                     2648.5(3)
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2016/6 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      150.00
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'photon 100 CMOS'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0413
_diffrn_reflns_av_unetI/netI     0.0155
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            44800
_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         25.346
_diffrn_reflns_theta_min         2.669
_exptl_absorpt_coefficient_mu    1.648
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6316
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            green
_exptl_crystal_colour_primary    green
_exptl_crystal_density_diffrn    1.499
_exptl_crystal_description       plate
_exptl_crystal_F_000             1240
_exptl_crystal_size_max          0.06
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.393
_refine_diff_density_min         -0.164
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.013(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     168
_refine_ls_number_reflns         2403
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0163
_refine_ls_R_factor_gt           0.0156
_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^)+(0.0254P)^2^+1.2238P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0428
_refine_ls_wR_factor_ref         0.0432
_reflns_Friedel_coverage         0.896
_reflns_Friedel_fraction_full    0.996
_reflns_Friedel_fraction_max     0.996
_reflns_number_gt                2357
_reflns_number_total             2403
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4dt03283g2.cif
_cod_data_source_block           complex-3
_cod_depositor_comments
'Adding full bibliography for 7717768--7717772.cif.'
_cod_original_cell_volume        2648.5(4)
_cod_database_code               7717769
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.968
_shelx_estimated_absorpt_t_min   0.908
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.98707
 0.01293
2.a Secondary CH2 refined with riding coordinates:
 C11(H11A,H11B)
2.b Aromatic/amide H refined with riding coordinates:
 C4(H4), C7(H7), C9(H9)
2.c Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C6(H6A,H6B,H6C), C13(H13A,H13B,H13C), C12(H12A,H12B,H12C)
;
_shelx_res_checksum              90626
_olex2_submission_special_instructions 'No special instructions were received'