Synthesis of Small Tetranuclear Cu(I) Metallacycles Based on Bridging Pseudohalogenide Ions
Volodymyr Vreshch; Brigitte Nohra; Christophe Lescop; Régis Réau; Inorganic Chemistry 52 (2013) 1496–1503; doi:10.1021/ic3022535

data_4333717
_publ_section_title
;
 Synthesis of Small Tetranuclear Cu(I) Metallacycles Based on Bridging
 Pseudohalogenide Ions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1496
_journal_page_last               1503
_journal_paper_doi               10.1021/ic3022535
_journal_volume                  52
_journal_year                    2013
_chemical_compound_source        'synthesis as described'
_chemical_formula_sum            'C96 H84 Cu4 F12 N14 P6'
_chemical_formula_weight         2101.75
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2011-05-10T16:50:10-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 133.955(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   28.698(2)
_cell_length_b                   24.479(2)
_cell_length_c                   22.7420(18)
_cell_measurement_reflns_used    0
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      0
_cell_measurement_theta_min      0
_cell_measurement_wavelength     0.71073
_cell_volume                     11501.0(16)
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'APEXII, Bruker-AXS'
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0381
_diffrn_reflns_av_unetI/netI     0.0371
_diffrn_reflns_limit_h_max       37
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            54858
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         1.23
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    0.877
_exptl_absorpt_correction_T_max  0.7488
_exptl_absorpt_correction_T_min  0.6820
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2002). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.214
_exptl_crystal_description       prism
_exptl_crystal_F_000             4288
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.4
_exptl_crystal_size_min          0.35
_platon_squeeze_details
;
;
_refine_diff_density_max         2.501
_refine_diff_density_min         -1.061
_refine_diff_density_rms         0.17
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.093
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     695
_refine_ls_number_reflns         13173
_refine_ls_number_restraints     130
_refine_ls_restrained_S_all      1.122
_refine_ls_R_factor_all          0.0905
_refine_ls_R_factor_gt           0.0775
_refine_ls_shift/su_max          0.034
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1740P)^2^+20.3765P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2435
_refine_ls_wR_factor_ref         0.2536
_reflns_number_gt                10155
_reflns_number_total             13173
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic3022535_si_002_3.cif
_cod_data_source_block           compound8
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4333717