Selective cage boron/carbon extrusion reaction of 13-vertex carborane m-1,2-(CH2)3-1,2-C2B11H11: formation of nido-CB10, closo-CB10, and closo-C2B10 species
Jian Zhang; Hoi-Shan Chan; Zuowei Xie; Chem.Commun. 47 (2011) 8082–; doi:10.1039/c1cc12023a

data_7106631
_publ_section_title
;
 Selective cage boron/carbon extrusion reaction of 13-vertex carborane
 m-1,2-(CH2)3-1,2-C2B11H11: formation of nido-CB10, closo-CB10, and
 closo-C2B10 species
;
_journal_name_full               Chem.Commun.
_journal_page_first              8082
_journal_paper_doi               10.1039/c1cc12023a
_journal_volume                  47
_journal_year                    2011
_chemical_formula_sum            'C20 H39 B11 N2 O'
_chemical_formula_weight         442.44
_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                90.00
_cell_angle_beta                 104.0970(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.5726(6)
_cell_length_b                   9.8303(4)
_cell_length_c                   18.0313(7)
_cell_measurement_reflns_used    126
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      15
_cell_measurement_theta_min      15
_cell_volume                     2677.16(18)
_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      123(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_diffrn_measurement_method       'PHI & 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  0.0294
_diffrn_reflns_av_sigmaI/netI    0.0171
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            35060
_diffrn_reflns_theta_full        25.10
_diffrn_reflns_theta_max         25.10
_diffrn_reflns_theta_min         2.33
_exptl_absorpt_coefficient_mu    0.060
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6588
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.098
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.891
_refine_diff_density_min         -0.494
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     307
_refine_ls_number_reflns         4716
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.1151
_refine_ls_R_factor_gt           0.0992
_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^)+(0.1745P)^2^+4.8493P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2791
_refine_ls_wR_factor_ref         0.3083
_reflns_number_gt                3796
_reflns_number_total             4716
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1cc12023a.txt
_cod_data_source_block           '[2i][PSH]'
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7106631