Discrete and polymeric supramolecular complexes assembled from Cu<sup>2+</sup> and isomeric xylylenebis(pyridyltriazoles).
Pokharel, Uttam R.; Fronczek, Frank R.; Maverick, Andrew W.; Dalton transactions (Cambridge, England : 2003) 55 (2026) 1259–1273; doi:10.1039/d5dt02551f

data_7720531
_publ_section_title
;
 Discrete and polymeric supramolecular complexes assembled from
 Cu<sup>2+</sup> and isomeric xylylenebis(pyridyltriazoles).
;
_journal_issue                   3
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1259
_journal_page_last               1273
_journal_paper_doi               10.1039/d5dt02551f
_journal_volume                  55
_journal_year                    2026
_chemical_formula_moiety         'C22 H18 Cu2 N8, 4(N O3)'
_chemical_formula_sum            'C22 H18 Cu2 N12 O12'
_chemical_formula_weight         769.56
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2024-02-18 deposited with the CCDC.	2025-12-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 113.750(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.6627(6)
_cell_length_b                   18.4772(11)
_cell_length_c                   9.3588(6)
_cell_measurement_reflns_used    6592
_cell_measurement_temperature    90.0(5)
_cell_measurement_theta_max      68.05
_cell_measurement_theta_min      4.79
_cell_volume                     1371.13(16)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      90.0(5)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'Bruker Kappa APEX-II DUO'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'QUAZAR multilayer optics'
_diffrn_radiation_source         'I\mS microfocus'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0489
_diffrn_reflns_av_sigmaI/netI    0.0386
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            10466
_diffrn_reflns_theta_full        67.00
_diffrn_reflns_theta_max         68.05
_diffrn_reflns_theta_min         4.79
_exptl_absorpt_coefficient_mu    2.721
_exptl_absorpt_correction_T_max  0.8760
_exptl_absorpt_correction_T_min  0.4091
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2004)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.864
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             776
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.758
_refine_diff_density_min         -0.399
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         2421
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0429
_refine_ls_R_factor_gt           0.0393
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0745P)^2^+0.9487P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1105
_refine_ls_wR_factor_ref         0.1134
_reflns_number_gt                2187
_reflns_number_total             2421
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            d5dt02551f1.cif
_cod_data_source_block           Compound12
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 8170 2020-07-09 18:12:32Z antanas 
;
_cod_original_cell_volume        1371.13(15)
_cod_original_sg_symbol_Hall     '-P 2ybc '
_cod_original_sg_symbol_H-M      'P 21/c  '
_cod_database_code               7720531