Metal-catalyzed B–H acylmethylation of pyridylcarboranes: access to carborane-fused indoliziniums and quinoliziniums
Cao, Hou-Ji; Wei, Xing; Sun, Fangxiang; Zhang, Xiaolei; Lu, Changsheng; Yan, Hong; Chemical Science  (2021) –; doi:10.1039/D1SC05296A

data_1565426
_publ_section_title
;
 Metal-catalyzed B--H acylmethylation of pyridylcarboranes: access to
 carborane-fused indoliziniums and quinoliziniums
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D1SC05296A
_journal_year                    2021
_chemical_formula_moiety         'C16 H22 B9 N O'
_chemical_formula_sum            'C16 H22 B9 N O'
_chemical_formula_weight         341.63
_space_group_crystal_system      orthorhombic
_space_group_IT_number           41
_space_group_name_Hall           'A 2 -2ab'
_space_group_name_H-M_alt        'A e a 2'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2021-01-22
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6226)
;
_audit_update_record
;
2021-06-06 deposited with the CCDC.	2021-11-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   12.6535(5)
_cell_length_b                   21.2265(9)
_cell_length_c                   15.7104(6)
_cell_measurement_reflns_used    6718
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.483
_cell_measurement_theta_min      2.279
_cell_volume                     4219.6(3)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2016/6 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      296.15
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX2 microsource'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0522
_diffrn_reflns_av_unetI/netI     0.0434
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            19061
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.522
_diffrn_reflns_theta_min         1.919
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_exptl_absorpt_coefficient_mu    0.059
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6828
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1235 before and 0.0664 after correction.
The Ratio of minimum to maximum transmission is 0.9158.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.076
_exptl_crystal_description       block
_exptl_crystal_F_000             1424
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.227
_refine_diff_density_min         -0.226
_refine_diff_density_rms         0.046
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   2(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.050
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     258
_refine_ls_number_reflns         4149
_refine_ls_number_restraints     283
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0710
_refine_ls_R_factor_gt           0.0597
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0927P)^2^+2.6008P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1577
_refine_ls_wR_factor_ref         0.1661
_reflns_Friedel_coverage         0.927
_reflns_Friedel_fraction_full    0.996
_reflns_Friedel_fraction_max     0.995
_reflns_number_gt                3579
_reflns_number_total             4149
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1sc05296a2.cif
_cod_data_source_block           20210121cy4_0m
_cod_original_sg_symbol_Hall     'A 2 -2ac'
_cod_database_code               1565426
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.994
_shelx_estimated_absorpt_t_min   0.991
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: -0.50559
 1.50559
2. Uiso/Uaniso restraints and constraints
C1 \\sim C2 \\sim C3 \\sim C4 \\sim C5 \\sim C6 \\sim C7 \\sim C8 \\sim C9
\\sim C10 \\sim C11 \\sim C12 \\sim C13 \\sim C14 \\sim C15 \\sim C16: within
3.7A with sigma of 0.01 and sigma for terminal atoms of 0.02 within 3.7A
3.a Riding coordinates:
 B5(H5A), B6(H6A), B8(H8A), B9(H9A), B10(H10), B12(H12A)
3.b Ternary CH refined with riding coordinates:
 C9(H9)
3.c Aromatic/amide H refined with riding coordinates:
 C5(H5), C6(H6), C7(H7), C8(H8), C12(H12), C13(H13), C14(H14), C15(H15),
 C16(H16)
3.d Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C)
;
_smtbx_masks_void_probe_radius   1.2
_smtbx_masks_void_truncation_radius 1.2
_shelx_res_checksum              51034
_shelx_fab_checksum              20753
_olex2_submission_special_instructions 'No special instructions were received'