Synthesis and reduction chemistry of mixed-Lewis-base-stabilised chloroborylenes
Arrowsmith, Merle; Schweizer, Julia I.; Heinz, Myron; Härterich, Marcel; Krummenacher, Ivo; Holthausen, Max C.; Braunschweig, Holger; Chemical Science 10 (2019) 5095–5103; doi:10.1039/C9SC01039D

data_1550853
_publ_section_title
;
 Synthesis and reduction chemistry of mixed-Lewis-base-stabilised
 chloroborylenes
;
_journal_issue                   19
_journal_name_full               'Chemical Science'
_journal_page_first              5095
_journal_page_last               5103
_journal_paper_doi               10.1039/C9SC01039D
_journal_volume                  10
_journal_year                    2019
_chemical_formula_moiety         'C41 H55 B Cl N3'
_chemical_formula_sum            'C41 H55 B Cl N3'
_chemical_formula_weight         636.14
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2019-01-25 deposited with the CCDC.    2019-04-08 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 103.896(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.5496(12)
_cell_length_b                   16.2449(16)
_cell_length_c                   18.6655(18)
_cell_measurement_reflns_used    5608
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      21.65
_cell_measurement_theta_min      2.17
_cell_volume                     3693.9(6)
_computing_cell_refinement       'Saint+ ver. 7.68A (Bruker AXS)'
_computing_data_collection       'APEX2 ver. 2014.9 (Bruker AXS)'
_computing_data_reduction        'Saint+ ver. 7.68A (Bruker AXS)'
_computing_molecular_graphics    'ShelXLe (Huebschle et all, 2011)'
_computing_publication_material  'SHELXL-2014/6 (Sheldrick, 2014) '
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      103(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker X8-APEX II'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0944
_diffrn_reflns_av_unetI/netI     0.1462
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            42120
_diffrn_reflns_point_group_measured_fraction_full 0.984
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         26.022
_diffrn_reflns_theta_min         1.672
_diffrn_source
'rotating-anode X-ray tube or sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.135
_exptl_absorpt_correction_T_max  0.7455
_exptl_absorpt_correction_T_min  0.6272
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs 2014/4 (Bruker 2014)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.144
_exptl_crystal_description       plate
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.260
_exptl_crystal_size_mid          0.080
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.395
_refine_diff_density_min         -0.523
_refine_diff_density_rms         0.057
_refine_ls_abs_structure_details
;
 Flack x determined using 3085 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.04(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.976
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     857
_refine_ls_number_reflns         14317
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.976
_refine_ls_R_factor_all          0.1154
_refine_ls_R_factor_gt           0.0607
_refine_ls_shift/su_max          0.047
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0328P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0933
_refine_ls_wR_factor_ref         0.1080
_reflns_Friedel_coverage         0.898
_reflns_Friedel_fraction_full    0.967
_reflns_Friedel_fraction_max     0.967
_reflns_number_gt                9387
_reflns_number_total             14317
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc01039d2.cif
_cod_data_source_block           final_a_CCDC2
_cod_database_code               1550853
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.966
_shelx_estimated_absorpt_t_max   0.995
_exptl_absorpt_special_details
;The crystal was immersed in a film of perfluoropolyether oil, 
mounted on a a glass fiber and transferred to stream of cold nitrogen.
;
_shelx_res_checksum              13649