Unfairly Forgotten Member of the Iodocarborane Family: Synthesis and Structural Characterization of 8-Iodo-1,2-dicarba-closo-dodecaborane, Its Precursors, and Derivatives.
Alexander V. Safronov; Yulia V. Sevryugina; Satish S. Jalisatgi; Robert D. Kennedy; Charles L. Barnes; M. Frederick Hawthorne; Inorganic Chemistry 51 (2012) 2629–2637; doi:10.1021/ic2025846

data_4328432
_publ_section_title
;
 Unfairly Forgotten Member of the Iodocarborane Family: Synthesis and
 Structural Characterization of 8-Iodo-1,2-dicarba-closo-dodecaborane, Its
 Precursors, and Derivatives.
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              2629
_journal_page_last               2637
_journal_paper_doi               10.1021/ic2025846
_journal_volume                  51
_journal_year                    2012
_chemical_formula_moiety         'B10 H13 I'
_chemical_formula_sum            'B10 H13 I'
_chemical_formula_weight         248.10
_chemical_name_systematic
; 
 2-Iododecaborane 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 109.326(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.4134(9)
_cell_length_b                   6.9936(5)
_cell_length_c                   13.4916(10)
_cell_measurement_reflns_used    999
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.1
_cell_measurement_theta_min      2.4
_cell_volume                     1016.23(13)
_computing_cell_refinement       'SAINT (Bruker, 1998)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        'SAINT (Bruker, 1998)'
_computing_molecular_graphics    'ORTEP-III (Burnett & Johnson, 1996)'
_computing_publication_material  'CIFTAB (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker SMART CCD area detector'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           Mo-K\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0195
_diffrn_reflns_av_sigmaI/netI    0.0196
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            6856
_diffrn_reflns_theta_full        27.13
_diffrn_reflns_theta_max         27.13
_diffrn_reflns_theta_min         2.03
_exptl_absorpt_coefficient_mu    3.072
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.43
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS  (Bruker-AXS, 2007)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.622
_exptl_crystal_density_method    none
_exptl_crystal_description       plate
_exptl_crystal_F_000             464
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.734
_refine_diff_density_min         -0.435
_refine_diff_density_rms         0.103
_refine_ls_extinction_coef       noref
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.126
_refine_ls_hydrogen_treatment    refxyz
_refine_ls_matrix_type           full
_refine_ls_number_parameters     151
_refine_ls_number_reflns         2236
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.126
_refine_ls_R_factor_all          0.0333
_refine_ls_R_factor_gt           0.0291
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0367P)^2^+1.5117P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0752
_refine_ls_wR_factor_ref         0.0773
_reflns_number_gt                1975
_reflns_number_total             2236
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic2025846_si_001_2.cif
_cod_data_source_block           '[B10H13](2-I)_(2)'
_cod_original_sg_symbol_Hall     '-P 2yn      '
_cod_original_sg_symbol_H-M      'P 1 21/n 1 '
_cod_database_code               4328432