Boron bis-(4-methylbenzoxazol-2-yl)-methanide complexes.
Wang, Xiaobai; Rüttger, Franziska; Kretsch, Johannes; Kreyenschmidt, Anne; Herbst-Irmer, Regine; Stalke, Dietmar; Dalton transactions (Cambridge, England : 2003) 53 (2024) 8264–8268; doi:10.1039/d4dt00522h

data_7715729
_publ_section_title
;
 Boron bis-(4-methylbenzoxazol-2-yl)-methanide complexes.
;
_journal_issue                   19
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8264
_journal_page_last               8268
_journal_paper_doi               10.1039/d4dt00522h
_journal_volume                  53
_journal_year                    2024
_chemical_formula_moiety         'C17 H13 B Cl2 N2 O2'
_chemical_formula_sum            'C17 H13 B Cl2 N2 O2'
_chemical_formula_weight         359.00
_space_group_crystal_system      monoclinic
_space_group_IT_number           11
_space_group_name_Hall           '-P 2yb'
_space_group_name_H-M_alt        'P 1 21/m 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2019/1
_audit_update_record
;
2024-02-15 deposited with the CCDC.	2024-04-11 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.76(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   7.935(2)
_cell_length_b                   6.703(2)
_cell_length_c                   14.407(3)
_cell_measurement_reflns_used    9964
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.12
_cell_measurement_theta_min      2.5755
_cell_volume                     763.6(3)
_computing_cell_refinement       'Bruker SAINT V8.40A'
_computing_data_collection       'Bruker APEX2 v2012.2'
_computing_data_reduction        'Bruker SAINT V8.40A'
_computing_molecular_graphics    'XP Version 5.1'
_computing_publication_material  'XP Version 5.1'
_computing_structure_refinement  'SHELXL-2019/1 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXT(Sheldrick,Acta Cryst.(2015)A71,3-8)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_type            'Bruker APEX-II CCD'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Smart APEX II Ultra'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0266
_diffrn_reflns_av_unetI/netI     0.0124
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            17901
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.144
_diffrn_reflns_theta_min         2.576
_diffrn_source                   'Bruker Rotating Anode'
_exptl_absorpt_coefficient_mu    0.437
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.7185
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS-2016/2
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.561
_exptl_crystal_description       needle
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.243
_exptl_crystal_size_mid          0.155
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.368
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.054
_refine_ls_extinction_coef       0.015(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2019/1 (Sheldrick 2019)'
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         1843
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0273
_refine_ls_R_factor_gt           0.0262
_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^)+(0.0386P)^2^+0.4777P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0707
_refine_ls_wR_factor_ref         0.0716
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1754
_reflns_number_total             1843
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4dt00522h2.cif
_cod_data_source_block           3
_cod_depositor_comments
'Adding full bibliography for 7715728--7715731.cif.'
_cod_original_sg_symbol_H-M      'P 21/m'
_cod_database_code               7715729
_shelx_shelxl_version_number     2019/1
_shelx_res_checksum              38239