Formation, Stability, and Structures of Borenium and Boronium Cations Derived from Pentamethylazaferrocene–Boranes by Hydride or Chloride Abstraction Reactions
Bentivegna, BriAnne; Mariani, Christine I.; Smith, Jason R.; Ma, Shuhua; Rheingold, Arnold L.; Brunker, Tim J.; Organometallics 33 (2014) 2820–; doi:10.1021/om500348u

data_4083367
_publ_section_title
;
 Formation, Stability, and Structures of Borenium and Boronium Cations
 Derived from Pentamethylazaferrocene--Boranes by Hydride or Chloride
 Abstraction Reactions
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              2820
_journal_paper_doi               10.1021/om500348u
_journal_volume                  33
_journal_year                    2014
_chemical_absolute_configuration ad
_chemical_formula_sum            'C40.25 H26.5 B2 Cl0.5 F20 N4'
_chemical_formula_weight         985.50
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.044(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.9581(7)
_cell_length_b                   33.580(2)
_cell_length_c                   15.7372(7)
_cell_measurement_reflns_used    8275
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.34
_cell_measurement_theta_min      2.61
_cell_volume                     7904.7(7)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0485
_diffrn_reflns_av_sigmaI/netI    0.0819
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -40
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            50726
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.42
_diffrn_reflns_theta_min         2.23
_exptl_absorpt_coefficient_mu    0.196
_exptl_absorpt_correction_T_max  0.844
_exptl_absorpt_correction_T_min  0.722
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.656
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3956
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.498
_refine_diff_density_min         -0.325
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.22(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     2405
_refine_ls_number_reflns         26876
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0823
_refine_ls_R_factor_gt           0.0521
_refine_ls_shift/su_max          0.092
_refine_ls_shift/su_mean         0.012
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0530P)^2^+7.9000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1241
_refine_ls_wR_factor_ref         0.1404
_reflns_number_gt                20084
_reflns_number_total             26876
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500348u_si_002.cif
_cod_data_source_block           towson17
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4083363--4083368.cif.
;
_cod_original_cell_volume        7904.6(7)
_cod_original_sg_symbol_H-M      P2(1)
_cod_original_formula_sum        'C40.25 H26.50 B2 Cl0.50 F20 N4'
_cod_database_code               4083367