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_4107257
_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         'C11 H19 Si +, C24 B F20 -, C8 H10'
_chemical_formula_sum            'C43 H29 B F20 Si'
_chemical_formula_weight         964.56
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      61
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.6384(11)
_cell_length_b                   20.3523(11)
_cell_length_c                   24.3708(15)
_cell_measurement_reflns_used    2547
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      41.640
_cell_measurement_theta_min      6.326
_cell_volume                     8252.7(9)
_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 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0866
_diffrn_reflns_av_sigmaI/netI    0.0696
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            27624
_diffrn_reflns_theta_full        22.48
_diffrn_reflns_theta_max         22.48
_diffrn_reflns_theta_min         2.49
_exptl_absorpt_coefficient_mu    0.180
_exptl_absorpt_correction_T_max  0.9769
_exptl_absorpt_correction_T_min  0.9413
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2004)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.553
_exptl_crystal_description       block
_exptl_crystal_F_000             3888
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.631
_refine_diff_density_min         -0.423
_refine_diff_density_rms         0.057
_refine_ls_extinction_coef       0.0003(3)
_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   1.023
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     598
_refine_ls_number_reflns         5320
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.1089
_refine_ls_R_factor_gt           0.0510
_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^)+(0.0741P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1214
_refine_ls_wR_factor_ref         0.1378
_reflns_number_gt                3208
_reflns_number_total             5320
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ja209693a_si_002_12.cif
_cod_data_source_block           av_fi35(23)_me3si_pxylol
_cod_database_code               4107257