From alkaline earth to coinage metal carboranyls.
Pearce, Kyle G.; Morris, Louis J.; Robinson, Thomas P.; Johnson, Andrew L.; Mahon, Mary F.; Hill, Michael S.; Dalton transactions (Cambridge, England : 2003) 53 (2024) 6653–6659; doi:10.1039/d4dt00478g

data_7715481
_publ_section_title
;
 From alkaline earth to coinage metal carboranyls.
;
_journal_issue                   15
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6653
_journal_page_last               6659
_journal_paper_doi               10.1039/d4dt00478g
_journal_volume                  53
_journal_year                    2024
_chemical_formula_moiety         'C31 H52 B10 Mg N2'
_chemical_formula_sum            'C31 H52 B10 Mg N2'
_chemical_formula_weight         585.15
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     iterative
_audit_creation_date             2019-12-06
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2024-02-14 deposited with the CCDC.	2024-03-20 downloaded from the CCDC.
;
_cell_angle_alpha                81.172(2)
_cell_angle_beta                 89.603(2)
_cell_angle_gamma                88.360(2)
_cell_formula_units_Z            2
_cell_length_a                   10.4591(2)
_cell_length_b                   10.8125(3)
_cell_length_c                   15.8411(5)
_cell_measurement_reflns_used    11387
_cell_measurement_temperature    150.01(10)
_cell_measurement_theta_max      72.9100
_cell_measurement_theta_min      4.1400
_cell_volume                     1769.50(8)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_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    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.01(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.1150
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0303
_diffrn_reflns_av_unetI/netI     0.0303
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            20253
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.148
_diffrn_reflns_theta_min         2.823
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.587
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.88730
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.46 (Rigaku Oxford Diffraction, 2018)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.098
_exptl_crystal_description       block
_exptl_crystal_F_000             628
_exptl_crystal_size_max          0.185
_exptl_crystal_size_mid          0.151
_exptl_crystal_size_min          0.087
_refine_diff_density_max         0.317
_refine_diff_density_min         -0.414
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     458
_refine_ls_number_reflns         7070
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0532
_refine_ls_R_factor_gt           0.0489
_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^)+(0.0899P)^2^+0.2905P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1314
_refine_ls_wR_factor_ref         0.1366
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6323
_reflns_number_total             7070
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4dt00478g2.cif
_cod_data_source_block           s19msh165-cpd-1
_cod_depositor_comments
'Adding full bibliography for 7715481--7715486.cif.'
_cod_database_code               7715481
_shelxl_version_number           2014-3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Restrained distances
 H15A-H15B \\sim H15A-H15C \\sim H15B-H15C
 with sigma of 0.04
 C15-H15A \\sim C15-H15B \\sim C15-H15C
 with sigma of 0.005
3.a Ternary CH refined with riding coordinates:
 C13(H13), C16(H16), C25(H25), C28(H28)
3.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C8(H8), C9(H9), C10(H10), C20(H20), C21(H21), C22(H22)
3.c Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C), C5(H5A,H5B,H5C), C12(H12A,H12B,H12C), C14(H14A,H14B,H14C),
 C17(H17A,H17B,H17C), C24(H24A,H24B,H24C), C26(H26A,H26B,H26C), C27(H27A,H27B,
 H27C), C29(H29A,H29B,H29C)
3.d Boron cage BH refined with riding coordinates:
 B9(H9A)
;