Synthesis and Structural Characterization of Heteroboroxines with MB2O3 Core (M = Sb, Bi, Sn)
Barbora Mairychová; Tomáš Svoboda; Petr Štěpnička; Aleš Růžička; Remco W. A. Havenith; Mercedes Alonso; Frank De Proft; Roman Jambor; Libor Dostál; Inorganic Chemistry 52 (2013) 1424–1431; doi:10.1021/ic302153s

data_4333684
_publ_section_title
;
 Synthesis and Structural Characterization of Heteroboroxines with MB2O3
 Core (M = Sb, Bi, Sn)
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1424
_journal_page_last               1431
_journal_paper_doi               10.1021/ic302153s
_journal_volume                  52
_journal_year                    2013
_chemical_formula_moiety         'C32 H37 B2 Fe2 N2 O3 Sb'
_chemical_formula_sum            'C32 H37 B2 Fe2 N2 O3 Sb'
_chemical_formula_weight         752.71
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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
_cell_angle_beta                 95.455(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   20.4090(9)
_cell_length_b                   12.1311(10)
_cell_length_c                   12.4800(14)
_cell_measurement_reflns_used    26576
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      1
_cell_volume                     3075.9(4)
_computing_cell_refinement       'COLLECT and DENZO'
_computing_data_collection
'COLLECT (Hooft, 1998) and DENZO (Otwinowski & Minor, 1997)'
_computing_data_reduction        'COLLECT and DENZO'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker Nonius KappaCCD area detector'
_diffrn_measurement_method       '\f and \w scans to fill the Ewald sphere'
_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  0.0626
_diffrn_reflns_av_sigmaI/netI    0.0547
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            26518
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.96
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.839
_exptl_absorpt_correction_T_max  0.891
_exptl_absorpt_correction_T_min  0.779
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
gaussian integration (Coppens, 1970)
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.625
_exptl_crystal_description       needle
_exptl_crystal_F_000             1520
_exptl_crystal_size_max          0.37
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.512
_refine_diff_density_min         -0.661
_refine_diff_density_rms         0.117
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.100
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         7004
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.100
_refine_ls_R_factor_all          0.0659
_refine_ls_R_factor_gt           0.0392
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0142P)^2^+4.2504P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0620
_refine_ls_wR_factor_ref         0.0704
_reflns_number_gt                5357
_reflns_number_total             7004
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic302153s_si_002_2.cif
_cod_data_source_block           1c
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4333684