Application of the aza-Wittig reaction for the synthesis of carboranyl Schiff bases, benzothiazoles and benzoselenazolines.
Crujeiras, Pablo; Vázquez-Carballo, Irene; Sousa-Pedrares, Antonio; Dalton transactions (Cambridge, England : 2003) 54 (2025) 2819–2832; doi:10.1039/d4dt03378g

data_1573672
_publ_section_title
;
 Application of the aza-Wittig reaction for the synthesis of carboranyl
 Schiff bases, benzothiazoles and benzoselenazolines.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2819
_journal_page_last               2832
_journal_paper_doi               10.1039/d4dt03378g
_journal_volume                  54
_journal_year                    2025
_chemical_formula_sum            'C10 H19 B10 N S'
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_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-2019/3
_audit_update_record
;
2024-10-23 deposited with the CCDC.	2025-01-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.231(2)
_cell_length_b                   11.712(3)
_cell_length_c                   13.304(3)
_cell_measurement_reflns_used    1980
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.9475
_cell_measurement_theta_min      2.6435
_cell_volume                     1594.2(6)
_computing_cell_refinement       'BRUKER Smart'
_computing_data_collection       'BRUKER Smart'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Ortep for Windows (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2019/2 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXT-2018/2 (Sheldrick, 2015)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Smart-CCD-1000 BRUKER'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0300
_diffrn_reflns_av_unetI/netI     0.0276
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            11314
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.018
_diffrn_reflns_theta_min         2.317
_exptl_absorpt_coefficient_mu    0.187
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8979
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 Sheldrick, G.M. SADABS: Program for absorption correction
 using area detector data. University of G\"ottingen, Germany, 1996.
;
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.223
_exptl_crystal_description       Prism
_exptl_crystal_F_000             608
_exptl_crystal_size_max          0.330
_exptl_crystal_size_mid          0.280
_exptl_crystal_size_min          0.230
_refine_diff_density_max         0.253
_refine_diff_density_min         -0.234
_refine_diff_density_rms         0.045
_refine_ls_abs_structure_details
;
 Flack x determined using 1161 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.02(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
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_refine_ls_number_reflns         3137
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0397
_refine_ls_R_factor_gt           0.0349
_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^)+(0.0513P)^2^+0.4763P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0887
_refine_ls_wR_factor_ref         0.0924
_reflns_Friedel_coverage         0.731
_reflns_Friedel_fraction_full    0.993
_reflns_Friedel_fraction_max     0.990
_reflns_number_gt                2875
_reflns_number_total             3137
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4dt03378g2.cif
_cod_data_source_block           SB3
_cod_depositor_comments
'Adding full bibliography for 1573667--1573676.cif.'
_cod_original_cell_volume        1594.1(6)
_cod_database_code               1573672
_shelx_shelxl_version_number     2019/3
_shelx_estimated_absorpt_t_min   0.941
_shelx_estimated_absorpt_t_max   0.958
_shelx_res_checksum              7899
_shelx_hkl_checksum              77798