Anionic guests in prismatic cavities generated by enneanuclear nickel metallacycles.
Esteban, Jordi; Font-Bardia, Mercè; Escuer, Albert; Inorganic chemistry 53 (2014) 1113–1121; doi:10.1021/ic402651k

data_4337196
_publ_section_title
;
 Anionic guests in prismatic cavities generated by enneanuclear nickel
 metallacycles.
;
_journal_issue                   2
_journal_name_full               'Inorganic chemistry'
_journal_page_first              1113
_journal_page_last               1121
_journal_paper_doi               10.1021/ic402651k
_journal_volume                  53
_journal_year                    2014
_chemical_formula_moiety         'C108 H156 N57 Ni9 O6, 2(H2 O), 3(I)'
_chemical_formula_sum            'C108 H160 I3 N57 Ni9 O8'
_chemical_formula_weight         3294.02
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           167
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3 2"c'
_symmetry_space_group_name_H-M   'R -3 c :H'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   17.9113(12)
_cell_length_b                   17.9113(12)
_cell_length_c                   72.574(5)
_cell_measurement_reflns_used    1995
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.34
_cell_measurement_theta_min      2.42
_cell_volume                     20163(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP (Brueggermann and Smith, 1990)'
_computing_publication_material  'PLATON (Spek, 1990)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0342
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       90
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            4598
_diffrn_reflns_theta_full        26.38
_diffrn_reflns_theta_max         26.38
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    1.995
_exptl_absorpt_correction_T_max  0.71
_exptl_absorpt_correction_T_min  0.63
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.628
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             10092
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.17
_refine_diff_density_max         1.153
_refine_diff_density_min         -2.239
_refine_diff_density_rms         0.132
_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     280
_refine_ls_number_reflns         4598
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0761
_refine_ls_R_factor_gt           0.0545
_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^)+(0.1108P)^2^+83.3892P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1679
_refine_ls_wR_factor_ref         0.1883
_reflns_number_gt                3332
_reflns_number_total             4598
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic402651k_si_001.cif
_cod_data_source_block           af06fua1na
_cod_original_cell_volume        20164(2)
_cod_original_sg_symbol_H-M      R-3c
_cod_database_code               4337196