Copper perchlorate and tetrafluoridoborate compounds with the ligand 1,4,5-triazanaphthalene. Gradual transformation of mononuclear Cu(ii) compounds via polynuclear mixed-valence Cu(ii)/Cu(i) species to dinuclear Cu(i); syntheses, characterizations and X-ray structures.
van Albada, Gerard A.; Mutikainen, Ilpo; Ghazzali, Mohamed; Al-Farhan, Khalid; Reedijk, Jan; Dalton transactions (Cambridge, England : 2003) 41 (2012) 4566–4574; doi:10.1039/c2dt12085b

data_7018531
_publ_section_title
;
 Copper perchlorate and tetrafluoridoborate compounds with the ligand
 1,4,5-triazanaphthalene. Gradual transformation of mononuclear Cu(ii)
 compounds via polynuclear mixed-valence Cu(ii)/Cu(i) species to dinuclear
 Cu(i); syntheses, characterizations and X-ray structures.
;
_journal_issue                   15
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4566
_journal_page_last               4574
_journal_paper_doi               10.1039/c2dt12085b
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C21 H15 Cl2 Cu2 N9 O8'
_chemical_formula_weight         719.40
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 142.650(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   22.055(4)
_cell_length_b                   9.121(2)
_cell_length_c                   20.513(4)
_cell_measurement_reflns_used    22448
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.18
_cell_volume                     2503.5(10)
_computing_cell_refinement       'DirAx (Duisenberg 1992)'
_computing_data_collection       'COLLECT (Nonius, 2002)'
_computing_data_reduction        'COLLECT/EVAL (Nonius, 2002)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1990)'
_computing_publication_material  'SHELXTL (Sheldrick, 1990)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       \f-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0872
_diffrn_reflns_av_sigmaI/netI    0.0514
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            22448
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         3.18
_exptl_absorpt_coefficient_mu    1.982
_exptl_absorpt_correction_T_max  0.9249
_exptl_absorpt_correction_T_min  0.5878
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.909
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1440
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.840
_refine_diff_density_min         -0.830
_refine_diff_density_rms         0.116
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     240
_refine_ls_number_reflns         2851
_refine_ls_number_restraints     68
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0907
_refine_ls_R_factor_gt           0.0597
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0770P)^2^+17.8572P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1488
_refine_ls_wR_factor_ref         0.1710
_reflns_number_gt                1992
_reflns_number_total             2851
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt12085b.txt
_cod_data_source_block           pypy212
_cod_original_cell_volume        2503.5(9)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7018531