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_1565429
_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         'C17 H25 B10 N O2'
_chemical_formula_sum            'C17 H25 B10 N O2'
_chemical_formula_weight         383.48
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_date             2020-05-16
_audit_creation_method
;
Olex2 1.2
(compiled 2015.01.26 svn.r3150 for OlexSys, GUI svn.r1)
;
_audit_update_record
;
2020-05-16 deposited with the CCDC.	2021-11-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.9930(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.9346(7)
_cell_length_b                   33.245(3)
_cell_length_c                   8.0629(7)
_cell_measurement_reflns_used    5537
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.61
_cell_measurement_theta_min      2.45
_cell_volume                     2106.2(3)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_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 0.993
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker SMART APEX2 area detector'
_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  0.0419
_diffrn_reflns_av_unetI/netI     0.0376
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       42
_diffrn_reflns_limit_k_min       -43
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            19455
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.865
_diffrn_reflns_theta_min         2.451
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.069
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5828
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.1370 before and 0.0555 after correction.
The Ratio of minimum to maximum transmission is 0.7817.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.209
_exptl_crystal_description       block
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.298
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     356
_refine_ls_number_reflns         4983
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0659
_refine_ls_R_factor_gt           0.0540
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0711P)^2^+0.9125P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1437
_refine_ls_wR_factor_ref         0.1520
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4096
_reflns_number_total             4983
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1sc05296a2.cif
_cod_data_source_block           3ag
_cod_database_code               1565429
_shelx_estimated_absorpt_t_max   0.989
_shelx_estimated_absorpt_t_min   0.987
_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. Rigid bond restraints
 C8, N1
 with sigma for 1-2 distances of 0.02 and sigma for 1-3 distances of 0.01
3.a Aromatic/amide H refined with riding coordinates:
 C5(H5)
3.b Idealised Me refined as rotating group:
 C3(H3A,H3B,H3C)
;
_shelx_res_checksum              33539
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'