Anion-Directed Self-Assembly of Unusual Discrete and One-Dimensional Copper(II) Complexes of 3,6-Bis(2′-pyridyl)pyridazine
Mastropietro, Teresa F.; Marino, Nadia; Armentano, Donatella; De Munno, Giovanni; Yuste, Consuelo; Lloret, Francesc; Julve, Miguel; Crystal Growth & Design 13 (2013) 270–; doi:10.1021/cg301415p

data_4507269
_publ_section_title
;
 Anion-Directed Self-Assembly of Unusual Discrete and One-Dimensional
 Copper(II) Complexes of 3,6-Bis(2&#x2032;-pyridyl)pyridazine
;
_journal_issue                   1
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              270
_journal_paper_doi               10.1021/cg301415p
_journal_volume                  13
_journal_year                    2013
_chemical_formula_sum            'C14 H12 Cl2 Cu N4 O9'
_chemical_formula_weight         514.72
_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                 123.60(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   25.841(9)
_cell_length_b                   8.544(3)
_cell_length_c                   20.482(9)
_cell_measurement_reflns_used    30
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      30
_cell_measurement_theta_min      15
_cell_volume                     3767(3)
_computing_cell_refinement       'Bruker P3'
_computing_data_collection       'Bruker P3'
_computing_data_reduction        'Bruker XDISK'
_computing_molecular_graphics    'SHELXTL NT Bruker XP'
_computing_publication_material  'SHELXTL NT Package Bruker'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'R3m/V automatic four-circle diffractometer'
_diffrn_measurement_method       omega/2-theta-scans
_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  0.0214
_diffrn_reflns_av_sigmaI/netI    0.0422
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            4252
_diffrn_reflns_theta_full        27.07
_diffrn_reflns_theta_max         27.07
_diffrn_reflns_theta_min         1.89
_diffrn_standards_decay_%        1.6
_diffrn_standards_interval_count 50
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    1.503
_exptl_absorpt_correction_T_max  0.8766
_exptl_absorpt_correction_T_min  0.7432
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   psi-scan
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.815
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rhombuses
_exptl_crystal_F_000             2072
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.890
_refine_diff_density_min         -0.507
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.976
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     277
_refine_ls_number_reflns         4131
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      0.976
_refine_ls_R_factor_all          0.0754
_refine_ls_R_factor_gt           0.0502
_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^)+(0.0956P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1365
_refine_ls_wR_factor_ref         0.1461
_reflns_number_gt                2784
_reflns_number_total             4131
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg301415p_si_003.cif
_cod_data_source_block           3
_cod_original_cell_volume        3767(2)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4507269