Toward Supramolecular Assembly of 10-Vertex {closo-2,1,10-FeC2B7} Clusters: Intramolecular Imidate Formation and Polymetallic, Polycluster Species
Franken, Andreas; McGrath, Thomas D.; Stone, F. Gordon A.; Organometallics 29 (2010) 2234–; doi:10.1021/om900970x

data_4067467
_publ_section_title
;
 Toward Supramolecular Assembly of 10-Vertex {closo-2,1,10-FeC2B7}
 Clusters: Intramolecular Imidate Formation and Polymetallic, Polycluster
 Species
;
_journal_issue                   10
_journal_name_full               Organometallics
_journal_page_first              2234
_journal_paper_doi               10.1021/om900970x
_journal_volume                  29
_journal_year                    2010
_chemical_formula_sum            'C10 H13 B7 Fe N2 O3'
_chemical_formula_weight         340.74
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           148
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :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            18
_cell_length_a                   27.730(2)
_cell_length_b                   27.730(2)
_cell_length_c                   11.6194(7)
_cell_measurement_reflns_used    7176
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      23.71
_cell_measurement_theta_min      2.44
_cell_volume                     7737.7(9)
_computing_cell_refinement       'Bruker APEX2 (Bruker, 2003)'
_computing_data_collection       'Bruker APEX2 (Bruker, 2003)'
_computing_data_reduction        'Bruker APEX2 (Bruker, 2003)'
_computing_molecular_graphics    'Bruker SHELXTL (Bruker, 2001)'
_computing_publication_material  'Bruker SHELXTL (Bruker, 2001)'
_computing_structure_refinement  'Bruker SHELXTL (Bruker, 2001)'
_computing_structure_solution    'Bruker SHELXTL (Bruker, 2001)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker-Nonius X8 APEX CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0543
_diffrn_reflns_av_sigmaI/netI    0.0309
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            30774
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.40
_diffrn_reflns_theta_min         1.47
_exptl_absorpt_coefficient_mu    0.883
_exptl_absorpt_correction_T_max  0.9383
_exptl_absorpt_correction_T_min  0.8797
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2003)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.316
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             3096
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.474
_refine_diff_density_min         -0.253
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         3160
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0531
_refine_ls_R_factor_gt           0.0379
_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^)+(0.0521P)^2^+5.5739P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0923
_refine_ls_wR_factor_ref         0.0979
_reflns_number_gt                2483
_reflns_number_total             3160
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om900970x_si_001.cif
_cod_data_source_block           3i
_cod_original_sg_symbol_H-M      R-3
_cod_database_code               4067467