Novel neutral hexacoordinate benzamidinatosilicon(iv) complexes with SiN(3)OF(2), SiN(3)OCl(2), SiN(3)OBr(2), SiN(5)O and SiN(3)O(3) skeletons.
Junold, Konstantin; Burschka, Christian; Bertermann, Rüdiger; Tacke, Reinhold; Dalton transactions (Cambridge, England : 2003) 40 (2011) 9844–9857; doi:10.1039/c1dt10898k

data_7016854
_publ_section_title
;
 Novel neutral hexacoordinate benzamidinatosilicon(iv) complexes with
 SiN(3)OF(2), SiN(3)OCl(2), SiN(3)OBr(2), SiN(5)O and SiN(3)O(3)
 skeletons.
;
_journal_issue                   38
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9844
_journal_page_last               9857
_journal_paper_doi               10.1039/c1dt10898k
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety         'C22 H25 Br2 N3 O Si'
_chemical_formula_sum            'C22 H25 Br2 N3 O Si'
_chemical_formula_weight         535.36
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                94.61(3)
_cell_angle_beta                 102.42(3)
_cell_angle_gamma                95.80(3)
_cell_formula_units_Z            2
_cell_length_a                   8.1749(16)
_cell_length_b                   9.919(2)
_cell_length_c                   14.424(3)
_cell_measurement_reflns_used    3298
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.75
_cell_measurement_theta_min      7.8
_cell_volume                     1130.1(4)
_computing_cell_refinement       Stoe-IPDS
_computing_data_collection       Stoe-IPDs
_computing_data_reduction        Stoe-IPDS
_computing_molecular_graphics    Ortep/Povray
_computing_publication_material  Bruker-SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.917
_diffrn_measured_fraction_theta_max 0.917
_diffrn_measurement_device_type  image_plate_Stoe-IPDS
_diffrn_measurement_method       'omega 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  0.0448
_diffrn_reflns_av_sigmaI/netI    0.0383
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            16443
_diffrn_reflns_theta_full        29.11
_diffrn_reflns_theta_max         29.11
_diffrn_reflns_theta_min         2.41
_exptl_absorpt_coefficient_mu    3.658
_exptl_absorpt_correction_T_max  0.2718
_exptl_absorpt_correction_T_min  0.1963
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
[c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.573
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             540
_exptl_crystal_size_max          .5
_exptl_crystal_size_mid          .2
_exptl_crystal_size_min          .2
_refine_diff_density_max         0.644
_refine_diff_density_min         -0.936
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     266
_refine_ls_number_reflns         5566
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0524
_refine_ls_R_factor_gt           0.0381
_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^)+(0.0722P)^2^+0.5002P] where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1014
_refine_ls_wR_factor_ref         0.1191
_reflns_number_gt                4435
_reflns_number_total             5566
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt10898k.txt
_cod_data_source_block           jun26fu
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7016854