A β-Diketiminate-Supported Boron Dication
Dragoslav Vidovic; Michael Findlater; Alan H. Cowley; Journal of the American Chemical Society 129 (2007) 8436–8437; doi:10.1021/ja072865j

data_4109639
_publ_contact_author_address
;
   Department of Chemistry and Biochemistry
   University of Texas-Austin
   1 University Station, A5300
   Austin, TX 78701
   USA 
;
_publ_contact_author_email       cowley@mail.utexas.edu
_publ_contact_author_fax         512-471-6822
_publ_contact_author_name
;
Alan H. Cowley
;
_publ_contact_author_phone       512-471-7710
_publ_section_title
;
 A \b-Diketiminate-Supported Boron Dication
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8436
_journal_page_last               8437
_journal_paper_doi               10.1021/ja072865j
_journal_volume                  129
_journal_year                    2007
_chemical_formula_moiety         'C19 H7 B F16 N2 O6 S2'
_chemical_formula_sum            'C19 H7 B F16 N2 O6 S2'
_chemical_formula_weight         738.20
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method
;
manual editing of the .cif file 
created by SHELXTL Ver. 6.10 
;
_cell_angle_alpha                90.00
_cell_angle_beta                 96.00(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.7912(16)
_cell_length_b                   13.764(3)
_cell_length_c                   24.388(5)
_cell_measurement_temperature    153(2)
_cell_volume                     2601.0(10)
_computing_cell_refinement       'Collect software, Nonius B.V. 1998'
_computing_data_collection       'Collect software, Nonius B.V. 1998'
_computing_data_reduction
;
DENZO and Scalepack (Otwinoski and Minor, 1997)
;
_computing_molecular_graphics    'XP SHELXTL/PC, Siemens Analytical'
_computing_structure_refinement  'XL SHELXTL/PC, Siemens Analytical'
_computing_structure_solution
;
SIR97 - Altomare A., Burla M.C., Camalli M., Cascarano G.L., Giacovazzo C., 
Guagliardi A., Moliterni A.G.G., Polidori G.,Spagna R.
;
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       \w-scan
_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  0.1283
_diffrn_reflns_av_sigmaI/netI    0.1312
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            20731
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.68
_exptl_absorpt_coefficient_mu    0.362
_exptl_absorpt_correction_T_max  0.9647
_exptl_absorpt_correction_T_min  0.9312
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'DENZO and Scalepack (Otwinoski and Minor, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.885
_exptl_crystal_description       plate
_exptl_crystal_F_000             1456
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.875
_refine_diff_density_min         -0.648
_refine_diff_density_rms         0.219
_refine_ls_extinction_coef       0.0069(11)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     420
_refine_ls_number_reflns         5956
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.1786
_refine_ls_R_factor_gt           0.0671
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1093P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1501
_refine_ls_wR_factor_ref         0.2174
_reflns_number_gt                2713
_reflns_number_total             5956
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja072865jsi20070606_023110.cif
_cod_data_source_block           try1
_cod_original_cell_volume        2601.0(9)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4109639