Chlorine/Methyl Exchange Reactions in Silylated Aminostibanes: A New Route To Stibinostibonium Cations
Christian Hering; Mathias Lehmann; Axel Schulz; Alexander Villinger; Inorganic Chemistry 51 (2012) 8212–8224; doi:10.1021/ic300770b

data_4329834
_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'
_publ_contact_author_phone       '+49 (0)381/498-6400 or 6403'
_publ_section_title
;
 Chlorine/Methyl Exchange Reactions in Silylated Aminostibanes: A New
 Route To Stibinostibonium Cations
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              8212
_journal_page_last               8224
_journal_paper_doi               10.1021/ic300770b
_journal_volume                  51
_journal_year                    2012
_chemical_formula_moiety         'C21 H38 Cl2 N Sb Si'
_chemical_formula_sum            'C21 H38 Cl2 N Sb Si'
_chemical_formula_weight         525.26
_chemical_name_systematic
;
N-chlorodimethylsilyl-N-[2,4,6-tri-tert.-butylphenyl]amino-chloro-
methylstibane
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 90.3930(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.4575(2)
_cell_length_b                   17.0048(5)
_cell_length_c                   15.3164(4)
_cell_measurement_reflns_used    9830
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      64.740
_cell_measurement_theta_min      4.791
_cell_volume                     2463.17(11)
_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 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0337
_diffrn_reflns_av_sigmaI/netI    0.0359
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            41572
_diffrn_reflns_theta_full        32.50
_diffrn_reflns_theta_max         32.50
_diffrn_reflns_theta_min         2.40
_exptl_absorpt_coefficient_mu    1.392
_exptl_absorpt_correction_T_max  0.8508
_exptl_absorpt_correction_T_min  0.6566
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2004)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.416
_exptl_crystal_description       block
_exptl_crystal_F_000             1080
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.805
_refine_diff_density_min         -0.435
_refine_diff_density_rms         0.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     247
_refine_ls_number_reflns         8903
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0447
_refine_ls_R_factor_gt           0.0281
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0357P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0657
_refine_ls_wR_factor_ref         0.0690
_reflns_number_gt                6908
_reflns_number_total             8903
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic300770b_si_001_06.cif
_cod_data_source_block           av_ch08_mesnsime2cl_sbmecl
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4329834