Oxidative Generation of Boron-Centered Radicals in Carboranes.
Mills, Harrison A.; Martin, Joshua; Rheingold, Arnold L.; Spokoyny, Alexander M.; Journal of the American Chemical Society  (2020) –; doi:10.1021/jacs.0c00300

data_4134317
_publ_section_title
;
 Oxidative Generation of Boron-Centered Radicals in Carboranes.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.0c00300
_journal_year                    2020
_chemical_formula_moiety         'C11 H29 B10 N O'
_chemical_formula_sum            'C11 H29 B10 N O'
_chemical_formula_weight         299.45
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2019-09-27
_audit_creation_method
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Olex2 1.2-beta
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   13.1543(5)
_cell_length_b                   16.2210(5)
_cell_length_c                   16.6984(5)
_cell_measurement_reflns_used    1746
_cell_measurement_temperature    100
_cell_measurement_theta_max      68.07
_cell_measurement_theta_min      32.42
_cell_volume                     3563.0(2)
_computing_cell_refinement       'SAINT v8.38A (Bruker, 2017)'
_computing_data_collection       'APEX3 v2017.3-0 (Bruker, 2017)'
_computing_data_reduction        'SAINT v8.38A (Bruker, 2017)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.0
_diffrn_detector                 'Bruker APEX-II CCD'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD Area Detector'
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device       'Kappa Four-Circle Diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'Double Bounce Multilayer Mirrors'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0284
_diffrn_reflns_av_unetI/netI     0.0246
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            14603
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         68.154
_diffrn_reflns_theta_min         5.075
_diffrn_source                   'Micro Focus Rotating Anode'
_diffrn_source_type              'Bruker Microstar FR-592'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.427
_exptl_absorpt_correction_T_max  0.7531
_exptl_absorpt_correction_T_min  0.6802
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0694 before and 0.0457 after correction. The Ratio of minimum to maximum transmission is 0.9032. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.116
_exptl_crystal_description       block
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.27
_refine_diff_density_max         0.309
_refine_diff_density_min         -0.359
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     212
_refine_ls_number_reflns         3224
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0522
_refine_ls_R_factor_gt           0.0475
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0851P)^2^+1.6794P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1303
_refine_ls_wR_factor_ref         0.1360
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2876
_reflns_number_total             3224
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja0c00300_si_005.cif
_cod_data_source_block           spok144_0m_a
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_diffrn_radiation_probe' value 'X-ray' was changed to
'x-ray' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 
;
_cod_database_code               4134317
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.894
_shelx_estimated_absorpt_t_min   0.879
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C5(H5A,H5B), C7(H7A,H7B), C6(H6A,H6B)
2.b Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C), C10(H10A,H10B,H10C), C9(H9A,H9B,H9C), C11(H11A,H11B,H11C)
2.c Boron cage BH refined with riding coordinates:
 C1(H1), B3(H3), B4(H4), C2(H2), B6(H6), B2(H2A), B5(H5), B9(H9), B7(H7),
 B10(H10), B8(H8)
;
_shelx_res_checksum              13309
_shelx_hkl_checksum              19316
_olex2_submission_special_instructions 'No special instructions were received'