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_1550850
_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         'C20 H31 B Cl2 N'
_chemical_formula_sum            'C20 H31 B Cl2 N'
_chemical_formula_weight         367.17
_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'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 98.385(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.8935(9)
_cell_length_b                   9.2955(7)
_cell_length_c                   20.3854(17)
_cell_measurement_reflns_used    4272
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.27
_cell_volume                     2042.2(3)
_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  0.0565
_diffrn_reflns_av_unetI/netI     0.0496
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            19136
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        26.000
_diffrn_reflns_theta_max         27.102
_diffrn_reflns_theta_min         2.008
_diffrn_source
'rotating-anode X-ray tube or sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.320
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6137
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs 2014/4 (Bruker 2014)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.194
_exptl_crystal_description       block
_exptl_crystal_F_000             788
_exptl_crystal_size_max          0.410
_exptl_crystal_size_mid          0.220
_exptl_crystal_size_min          0.160
_refine_diff_density_max         0.660
_refine_diff_density_min         -0.349
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     225
_refine_ls_number_reflns         4507
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0586
_refine_ls_R_factor_gt           0.0433
_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^)+(0.0489P)^2^+0.8458P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1022
_refine_ls_wR_factor_ref         0.1098
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3647
_reflns_number_total             4507
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc01039d2.cif
_cod_data_source_block           fini_a
_cod_database_code               1550850
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.880
_shelx_estimated_absorpt_t_max   0.951
_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              62681