Nucleophilic addition reactions to nitrilium derivatives [B<sub>12</sub>H<sub>11</sub>NCCH<sub>3</sub>]<sup>-</sup> and [B<sub>12</sub>H<sub>11</sub>NCCH<sub>2</sub>CH<sub>3</sub>]<sup>-</sup>. Synthesis and structures of <i>closo</i>-dodecaborate-based iminols, amides and amidines.
Laskova, Julia; Ananiev, Ivan; Kosenko, Irina; Serdyukov, Alexander; Stogniy, Marina; Sivaev, Igor; Grin, Mikhail; Semioshkin, Andrey; Bregadze, Vladimir I.; Dalton transactions (Cambridge, England : 2003) 51 (2022) 3051–3059; doi:10.1039/d1dt04174f

data_7709315
_publ_section_title
;
 Nucleophilic addition reactions to nitrilium derivatives
 [B<sub>12</sub>H<sub>11</sub>NCCH<sub>3</sub>]<sup>-</sup> and
 [B<sub>12</sub>H<sub>11</sub>NCCH<sub>2</sub>CH<sub>3</sub>]<sup>-</sup>.
 Synthesis and structures of <i>closo</i>-dodecaborate-based iminols,
 amides and amidines.
;
_journal_issue                   8
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3051
_journal_page_last               3059
_journal_paper_doi               10.1039/d1dt04174f
_journal_volume                  51
_journal_year                    2022
_chemical_formula_moiety         'C22 H18 B4 Br2 F6 N8 O'
_chemical_formula_sum            'C22 H18 B4 Br2 F6 N8 O'
_chemical_formula_weight         727.50
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-01-07
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6226)
;
_audit_update_record
;
2021-06-21 deposited with the CCDC.	2022-01-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 107.285(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.6730(10)
_cell_length_b                   24.2903(19)
_cell_length_c                   8.7967(8)
_cell_measurement_reflns_used    4818
_cell_measurement_temperature    193.0
_cell_measurement_theta_max      60.221
_cell_measurement_theta_min      3.166
_cell_volume                     2585.6(4)
_computing_cell_refinement       'SAINT V8.40A (Bruker, 2019)'
_computing_data_reduction        'SAINT V8.40A (Bruker, 2019)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT  (Sheldrick, 2015)'
_diffrn_ambient_temperature      193.0
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.965
_diffrn_measurement_device_type  'Bruker D8 VENTURE'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           GaK\a
_diffrn_radiation_wavelength     1.34139
_diffrn_reflns_av_R_equivalents  0.0462
_diffrn_reflns_av_unetI/netI     0.0437
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.965
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            9672
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.965
_diffrn_reflns_theta_full        53.594
_diffrn_reflns_theta_max         60.605
_diffrn_reflns_theta_min         3.166
_diffrn_source_current           2.86
_diffrn_source_power             0.1993134
_diffrn_source_voltage           69.69
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.099
_exptl_absorpt_correction_T_max  0.7519
_exptl_absorpt_correction_T_min  0.6448
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0871 before and 0.0590 after correction.
The Ratio of minimum to maximum transmission is 0.8576.
The \l/2 correction factor is Not present.
;
_exptl_crystal_density_diffrn    1.869
_exptl_crystal_description       block
_exptl_crystal_F_000             1432
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.350
_refine_diff_density_min         -0.519
_refine_diff_density_rms         0.076
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     197
_refine_ls_number_reflns         2873
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0471
_refine_ls_R_factor_gt           0.0352
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0338P)^2^+3.9192P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0849
_refine_ls_wR_factor_ref         0.0902
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2301
_reflns_number_total             2873
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt04174f2.cif
_cod_data_source_block           a
_cod_depositor_comments
'Adding full bibliography for 7709314--7709317.cif.'
_cod_database_code               7709315
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.747
_shelx_estimated_absorpt_t_min   0.727
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C5(H5), C1(H1)
2.b Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C8(H8A,H8B,H8C)
;
_shelx_res_checksum              92147
_olex2_submission_special_instructions 'No special instructions were received'