Trinuclear, Tetranuclear, and Polymeric CuII Complexes from the First Use of 2-Pyridylcyanoxime in Transition Metal Chemistry: Synthetic, Structural, and Magnetic Studies
Albert Escuer; Gina Vlahopoulou; Spyros P. Perlepes; Franz A. Mautner; Inorganic Chemistry 50 (2011) 2468–2478; doi:10.1021/ic102286r

data_4324658
_publ_section_title
;
 Trinuclear, Tetranuclear, and Polymeric CuII Complexes from the First Use
 of 2-Pyridylcyanoxime in Transition Metal Chemistry: Synthetic,
 Structural, and Magnetic Studies
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2468
_journal_page_last               2478
_journal_paper_doi               10.1021/ic102286r
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         '4(C32 H22 Cu4 N12 O9), H2 O'
_chemical_formula_sum            'C32 H22.5 Cu4 N12 O9.25'
_chemical_formula_weight         977.32
_chemical_name_common            '[Cu4(O)(C7H4N3O)4(CH3COO)2].1/4H2O'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-I 2ya'
_symmetry_space_group_name_H-M   'I 1 2/a 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL
_cell_angle_alpha                90.00
_cell_angle_beta                 94.71(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.875(3)
_cell_length_b                   25.921(5)
_cell_length_c                   17.456(4)
_cell_measurement_reflns_used    200
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.50
_cell_volume                     7159(3)
_computing_cell_refinement       'Bruker SAINT (1998)'
_computing_data_collection       'Bruker SMART (1998)'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'SHELXTL/PC v.5.03 (Sheldrick, 1995)'
_computing_publication_material  'SHELXTL/PC v.5.03 (Sheldrick, 1995)'
_computing_structure_refinement  'SHELXL-93 (Sheldrick, 1993)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'Bruker P4'
_diffrn_measurement_method       \w-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  0.0433
_diffrn_reflns_av_sigmaI/netI    0.0393
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            27505
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.41
_exptl_absorpt_coefficient_mu    2.418
_exptl_absorpt_correction_T_max  0.678
_exptl_absorpt_correction_T_min  0.479
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_density_diffrn    1.814
_exptl_crystal_description       irregular
_exptl_crystal_F_000             3908
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.896
_refine_diff_density_min         -0.501
_refine_diff_density_rms         0.116
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_all   1.158
_refine_ls_goodness_of_fit_ref   1.205
_refine_ls_matrix_type           full
_refine_ls_number_parameters     521
_refine_ls_number_reflns         7022
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.159
_refine_ls_restrained_S_gt       1.204
_refine_ls_R_factor_all          0.0608
_refine_ls_R_factor_gt           0.0512
_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^)+(0.0527P)^2^+28.2874P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.1231
_refine_ls_wR_factor_ref         0.1185
_reflns_number_gt                6094
_reflns_number_total             7031
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic102286r_si_006.cif
_cod_data_source_block           tz3k
_cod_original_sg_symbol_H-M      'I 2/a'
_cod_database_code               4324658