Covalent triflates as synthons for silolyl- and germolyl cations
Wohltmann, Wiebke Marie; Schmidtmann, Marc; Müller, Thomas; Dalton Transactions  (2022) –; doi:10.1039/D2DT01446G

data_7710520
_publ_section_title
;
 Covalent triflates as synthons for silolyl- and germolyl cations
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT01446G
_journal_year                    2022
_chemical_formula_structural
'[SiC4(C6H5)2(Si(CH3)3)2(C7H12N2)(C6H5)] [CF3SO3]'
_chemical_formula_sum            'C36 H45 F3 N2 O3 S Si3'
_chemical_formula_weight         727.07
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-05-03 deposited with the CCDC.	2022-06-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 111.229(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   23.7374(19)
_cell_length_b                   10.6333(8)
_cell_length_c                   32.035(3)
_cell_measurement_reflns_used    9689
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      34.66
_cell_measurement_theta_min      2.35
_cell_volume                     7537.2(11)
_computing_cell_refinement       'Bruker SAINT V8.40B'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'Bruker SAINT V8.40B'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXS-2013/1 (Sheldrick, 2013)'
_diffrn_ambient_temperature      130(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0498
_diffrn_reflns_av_unetI/netI     0.0260
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       38
_diffrn_reflns_limit_h_min       -38
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       51
_diffrn_reflns_limit_l_min       -51
_diffrn_reflns_number            379845
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         34.971
_diffrn_reflns_theta_min         1.329
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    0.233
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9758
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS-2016/2 (Sheldrick)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.281
_exptl_crystal_description       block
_exptl_crystal_F_000             3072
_exptl_crystal_size_max          0.400
_exptl_crystal_size_mid          0.350
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.665
_refine_diff_density_min         -0.768
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.008
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     885
_refine_ls_number_reflns         33097
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.0653
_refine_ls_R_factor_gt           0.0422
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0600P)^2^+3.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1087
_refine_ls_wR_factor_ref         0.1239
_reflns_Friedel_coverage         0.000
_reflns_number_gt                24532
_reflns_number_total             33097
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt01446g3.cif
_cod_data_source_block           ww150c
_cod_original_cell_volume        7537.2(10)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7710520
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.913
_shelx_estimated_absorpt_t_max   0.955
_shelx_res_checksum              35333