Reaction of a 14-Vertex Carborane with Nucleophiles: Formation of nido-C2B12, nido-C2B11, and closo-CB11 Carborane Anions
Jian Zhang; Fangrui Zheng; Hoi-Shan Chan; Zuowei Xie; Inorganic Chemistry 48 (2009) 9786–9791; doi:10.1021/ic901335w

data_4303400
_publ_section_title
;
Reaction of a 14-Vertex Carborane with Nucleophiles: Formation
of nido-C2B12, nido-C2B11, and closo-CB11 Carborane Anions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9786
_journal_page_last               9791
_journal_paper_doi               10.1021/ic901335w
_journal_volume                  48
_journal_year                    2009
_chemical_formula_sum            'C9 H31 B12 N O'
_chemical_formula_weight         299.07
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 93.30
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   22.267(5)
_cell_length_b                   7.9141(16)
_cell_length_c                   22.267(5)
_cell_measurement_reflns_used    1357
_cell_measurement_temperature    296(2)
_cell_volume                     3917.5(15)
_computing_cell_refinement       'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_data_collection       'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_data_reduction        'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_molecular_graphics    'SIEMENS SHELXTL'
_computing_publication_material  'SIEMENS SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_diffrn_measurement_method       'OMEGA SCAN'
_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  0.0687
_diffrn_reflns_av_sigmaI/netI    0.1016
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            27985
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.52
_exptl_absorpt_coefficient_mu    0.052
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7187445
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.014
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.496
_refine_diff_density_min         -0.403
_refine_diff_density_rms         0.094
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.078
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     419
_refine_ls_number_reflns         6875
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.2530
_refine_ls_R_factor_gt           0.1930
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1737P)^2^+38.2006P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.5015
_refine_ls_wR_factor_ref         0.5466
_reflns_number_gt                3924
_reflns_number_total             6875
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic901335w_si_002_1.cif
_cod_data_source_block           '[Me3NH][3a]'
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'multiscan' changed to
'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_original_cell_volume        3917.4(14)
_cod_database_code               4303400