Silylium-Arene Adducts: An Experimental and Theoretical Study
Muhammad Farooq Ibad; Peter Langer; Axel Schulz; Alexander Villinger; Journal of the American Chemical Society 133 (2011) 21016–21027; doi:10.1021/ja209693a

data_4107249
_publ_contact_author_address
;
Universit\"at Rostock
Institut f\"ur Chemie
Abteilung f\"ur Anorganische Chemie
Albert-Einstein-Strasse 3a 
18059 Rostock
Bundesrepublik Deutschland
;
_publ_contact_author_email
;
axel.schulz@uni-rostock.de, alexander.villinger@uni-rostock.de'
;
_publ_contact_author_fax         '+49 (0)381/498-6382'
_publ_contact_author_name        'Axel Schulz, Alexander Villinger'
_publ_contact_author_phone       '+49 (0)381/498-6400 or 6403'
_publ_section_title
;
 Silylium-Arene Adducts: An Experimental and Theoretical Study
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              21016
_journal_page_last               21027
_journal_paper_doi               10.1021/ja209693a
_journal_volume                  133
_journal_year                    2011
_chemical_formula_moiety
;
0.24(C6 H18 F Si2 +) , 0.76(C9 H15 Si +), C24 F20 B -
;
_chemical_formula_sum            'C33.79 H17.21 B F20.24 Si1.24'
_chemical_formula_weight         853.22
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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_author_name               'Villinger, A.'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 97.4720(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.2012(2)
_cell_length_b                   44.1297(10)
_cell_length_c                   16.8661(4)
_cell_measurement_reflns_used    9875
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      44.938
_cell_measurement_theta_min      5.604
_cell_volume                     6790.3(3)
_computing_cell_refinement       'Bruker Apex v2.0-2'
_computing_data_collection       'Bruker Apex v2.0-2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker Apex Kappa II-CCD-diffractometer'
_diffrn_measurement_method       'phi and psi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0547
_diffrn_reflns_av_sigmaI/netI    0.0721
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       57
_diffrn_reflns_limit_k_min       -46
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            73759
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.42
_exptl_absorpt_coefficient_mu    0.216
_exptl_absorpt_correction_T_max  0.9601
_exptl_absorpt_correction_T_min  0.9225
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2004)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.669
_exptl_crystal_description       block
_exptl_crystal_F_000             3395
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.515
_refine_diff_density_min         -0.451
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1120
_refine_ls_number_reflns         15492
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.1323
_refine_ls_R_factor_gt           0.0613
_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^)+(0.0556P)^2^+2.7023P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1255
_refine_ls_wR_factor_ref         0.1408
_reflns_number_gt                8576
_reflns_number_total             15492
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ja209693a_si_002_04.cif
_cod_data_source_block           av_fi20_me3si_benzene_me3sifsime3
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4107249