Stabilized borata-alkene formation: structural features, reactions and the role of the counter cation.
Kohrt, Sonja; Dachwitz, Steffen; Daniliuc, Constantin G.; Kehr, Gerald; Erker, Gerhard; Dalton transactions (Cambridge, England : 2003) 44 (2015) 21032–21040; doi:10.1039/c5dt04058b

data_7037068
_publ_section_title
;
 Stabilized borata-alkene formation: structural features, reactions and
 the role of the counter cation.
;
_journal_issue                   48
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              21032
_journal_page_last               21040
_journal_paper_doi               10.1039/c5dt04058b
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C43 H21 B2 F20 Li'
_chemical_formula_weight         946.16
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_update_record
;
2015-10-15 deposited with the CCDC.
2015-11-04 downloaded from the CCDC.
;
_cell_angle_alpha                91.665(2)
_cell_angle_beta                 101.678(2)
_cell_angle_gamma                111.232(2)
_cell_formula_units_Z            2
_cell_length_a                   10.4396(4)
_cell_length_b                   10.5005(4)
_cell_length_c                   19.6063(7)
_cell_measurement_reflns_used    4534
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      62.3573
_cell_measurement_theta_min      4.5463
_cell_volume                     1949.53(13)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'APEX2 v.2014.5-0 (Bruker AXS Inc., 2014)'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'XP (Bruker AXS Inc., 2014)'
_computing_publication_material  'SHELXL2014 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.973
_diffrn_measurement_device_type  'KappaCCD APEXII'
_diffrn_measurement_method       'phi / omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0772
_diffrn_reflns_av_unetI/netI     0.0547
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            29810
_diffrn_reflns_theta_full        62.58
_diffrn_reflns_theta_max         62.58
_diffrn_reflns_theta_min         4.55
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_type              'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.429
_exptl_absorpt_correction_T_max  0.87
_exptl_absorpt_correction_T_min  0.72
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Bruker AXS (2014). SADABS, Version 2014/2, Bruker AXS Inc., Madison, Wisconsin,
USA.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.612
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.557
_refine_diff_density_min         -0.307
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     602
_refine_ls_number_reflns         6061
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0687
_refine_ls_R_factor_gt           0.0471
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0621P)^2^+0.6396P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1163
_refine_ls_wR_factor_ref         0.1274
_reflns_number_gt                4420
_reflns_number_total             6061
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5dt04058b2.cif
_cod_data_source_block           erk7872
_cod_depositor_comments
'Adding full bibliography for 7037063--7037071.cif.'
_cod_database_code               7037068
_shelx_res_checksum              15996