Synthesis and redox activity of carbene-coordinated group 13 metal radicals
Li, Bin; Geoghegan, Blaise; Weinert, Hanns Micha; Wölper, Christoph; Cutsail III, George; Schulz, Stephan; Chemical Communications  (2022) –; doi:10.1039/D2CC00216G

data_7129799
_publ_section_title
;
 Synthesis and redox activity of carbene-coordinated group 13 metal
 radicals
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D2CC00216G
_journal_year                    2022
_chemical_formula_sum            'C31 H51 Al Br2 N3'
_chemical_formula_weight         652.54
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2017/1
_audit_update_record
;
2021-12-17 deposited with the CCDC.	2022-03-10 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.806(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.9332(16)
_cell_length_b                   10.7999(12)
_cell_length_c                   20.545(2)
_cell_measurement_reflns_used    9959
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.99
_cell_measurement_theta_min      2.33
_cell_volume                     3313.1(6)
_computing_cell_refinement       'BRUKER APEX3(v2019.1-0)'
_computing_data_collection       'BRUKER APEX3(v2019.1-0)'
_computing_data_reduction        'BRUKER APEX3(v2019.1-0)'
_computing_molecular_graphics    'ORTEP/PLATON (Spek)'
_computing_publication_material  'BRUKER AXS SHELXTL (c) 2008 / Vers. 2008/4'
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2017)'
_computing_structure_solution    'BRUKER APEX3(v2019.1-0)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 512
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 KAPPA II (APEX II detector)'
_diffrn_measurement_method       'Data collection strategy APEX 3/QUEEN'
_diffrn_radiation_monochromator  'Triumph Goebel mirror'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0564
_diffrn_reflns_av_unetI/netI     0.0299
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            179562
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         36.385
_diffrn_reflns_theta_min         2.327
_exptl_absorpt_coefficient_mu    2.496
_exptl_absorpt_correction_T_max  0.75
_exptl_absorpt_correction_T_min  0.57
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
 SADABS
 R.H. Blessing, Acta Cryst. (1995) A51 33-38 
;
_exptl_crystal_colour            'reddish orange'
_exptl_crystal_density_diffrn    1.308
_exptl_crystal_description       block
_exptl_crystal_F_000             1364
_exptl_crystal_size_max          0.344
_exptl_crystal_size_mid          0.202
_exptl_crystal_size_min          0.178
_refine_diff_density_max         1.823
_refine_diff_density_min         -1.491
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.025
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     348
_refine_ls_number_reflns         16101
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.0575
_refine_ls_R_factor_gt           0.0346
_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^)+(0.0420P)^2^+1.0935P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0761
_refine_ls_wR_factor_ref         0.0843
_reflns_Friedel_coverage         0.000
_reflns_number_gt                12316
_reflns_number_total             16101
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc00216g2.cif
_cod_data_source_block           lb_242m_nnr
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_atom_sites_solution_secondary' value 'diffmap' was
changed to 'difmap'.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7129799
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_min   0.481
_shelx_estimated_absorpt_t_max   0.665
_shelx_res_checksum              64107
_shelx_hkl_checksum              5095