Formation of Formal Disilene Fluoride Adducts
Michaela Zirngast; Michaela Flock; Judith Baumgartner; Christoph Marschner; Journal of the American Chemical Society 130 (2008) 17460–17470; doi:10.1021/ja805753d

data_4108868
_publ_section_title
;
 Formation of Formal Disilene Fluoride Adducts
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              17460
_journal_page_last               17470
_journal_paper_doi               10.1021/ja805753d
_journal_volume                  130
_journal_year                    2008
_chemical_formula_sum            'C17 H51 F Si9'
_chemical_formula_weight         527.39
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.84(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.041(2)
_cell_length_b                   16.881(3)
_cell_length_c                   20.115(4)
_cell_measurement_reflns_used    4659
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      52.465
_cell_measurement_theta_min      4.761
_cell_volume                     3348.7(12)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_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 0.971
_diffrn_measured_fraction_theta_max 0.971
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w 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  0.0484
_diffrn_reflns_av_sigmaI/netI    0.0545
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            19810
_diffrn_reflns_theta_full        26.38
_diffrn_reflns_theta_max         26.38
_diffrn_reflns_theta_min         1.59
_exptl_absorpt_coefficient_mu    0.367
_exptl_absorpt_correction_T_max  0.9237
_exptl_absorpt_correction_T_min  0.8855
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.046
_exptl_crystal_description       blocks
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.22
_refine_diff_density_max         1.190
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     261
_refine_ls_number_reflns         6655
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0710
_refine_ls_R_factor_gt           0.0512
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0774P)^2^+0.7124P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1279
_refine_ls_wR_factor_ref         0.1382
_reflns_number_gt                5058
_reflns_number_total             6655
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja805753d_si_001_4.cif
_cod_data_source_block           625j_11
_cod_database_code               4108868